모두보기

영어판을 공식 버전으로 해주세요돌아가기

유럽
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Netherlands(Nederland) Spain(español) Turkey(Türk dili) Israel(עִבְרִית) Denmark(Dansk) Switzerland(Deutsch) United Kingdom(English)
아시아 태평양
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Philippines(Pilipino)
아프리카, 인도 및 중동
India(हिंदी)
북아메리카
United States(English) Canada(English) Mexico(español)
제품 센터집적회로 (ic)로직 플립 플롭

로직 플립 플롭

2,000 제품이 발견되었습니다

제품 목록

1...12131415161718...40
비교 그림 부분 # 제조사 기술 재고 ECAD 모델 RoHS 요소 당 비트 수 패키지 기본 제품 번호 전류 - 대기 (Iq) 입력 커패시턴스 최대 전파 지연 @ V, 최대 CL 트리거 유형 전류 - 출력 고, 저 클럭 주파수 기능 전압 - 공급 요소의 수 제조업체 장치 패키지 패키지 / 케이스 출력 유형 유형 실장 형 작동 온도 연속 수량
MC10H131M MC10H131M onsemi IC FF D-TYPE DUAL 1BIT 16SOEIAJ 유품17180 pcs 1 Tube MC10H131 56 mA - - Positive Edge - 250 MHz Set(Preset) and Reset -4.9V ~ -5.46V 2 16-SOEIAJ 16-SOIC (0.209', 5.30mm Width) Complementary D-Type Surface Mount 0°C ~ 75°C (TA) 10H
74AC377PC 74AC377PC onsemi IC FF D-TYPE SNGL 8BIT 20DIP 유품13380 pcs 8 Tube 74AC377 40 µA 4.5 pF 9ns @ 5V, 50pF Positive Edge 24mA, 24mA 175 MHz Standard 2V ~ 6V 1 20-PDIP 20-DIP (0.300', 7.62mm) Non-Inverted D-Type Through Hole -40°C ~ 85°C (TA) 74AC
74LCX74MTC 74LCX74MTC onsemi IC FF D-TYPE DUAL 1BIT 14TSSOP 유품11100 pcs 1 Tube 74LCX74 10 µA 7 pF 7ns @ 3.3V, 50pF Positive Edge 24mA, 24mA 150 MHz Set(Preset) and Reset 2V ~ 3.6V 2 14-TSSOP 14-TSSOP (0.173", 4.40mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 74LCX
74LCX112MX 74LCX112MX Fairchild Semiconductor IC FF JK TYPE DUAL 1BIT 16SOIC 유품88070 pcs 1 Bulk 74LCX112 10 µA 7 pF 7.5ns @ 3.3V, 50pF Negative Edge 24mA, 24mA 150 MHz Set(Preset) and Reset 2V ~ 3.6V 2 16-SOIC 16-SOIC (0.154", 3.90mm Width) Complementary JK Type Surface Mount -40°C ~ 85°C (TA) 74LCX
SN54LS399J SN54LS399J onsemi D FLIP-FLOP, LS SERIES TTL 유품2173 pcs - Bulk 54LS399 - - - - - - - - - - - - - - - *
MC10EP451FAR2G MC10EP451FAR2G onsemi IC FF D-TYPE SNGL 6BIT 32LQFP 유품12370 pcs 6 Tape & Reel (TR) MC10EP451 125 mA - - Positive Edge - 3 GHz Master Reset -3V ~ -5.5V 1 32-LQFP (7x7) 32-LQFP Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 10EP
MAX9381ESA+T MAX9381ESA+T Analog Devices Inc./Maxim Integrated IC FF D-TYPE SNGL 1BIT 8SOIC 유품5355 pcs 1 Tape & Reel (TR) MAX9381 - - - Negative Edge - 3 GHz Standard -2.25V ~ -5.5V 1 8-SOIC 8-SOIC (0.154', 3.90mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) -
MM74C374N MM74C374N onsemi IC FF D-TYPE SNGL 8BIT 20DIP 유품14610 pcs 8 Tube 74C374 300 µA 5 pF 160ns @ 10V, 150pF Positive Edge 48mA, 48mA 10 MHz Standard 3V ~ 15V 1 20-PDIP 20-DIP (0.300', 7.62mm) Tri-State, Non-Inverted D-Type Through Hole -55°C ~ 125°C (TA) 74C
SN74ABT273DW SN74ABT273DW Texas Instruments IC FF D-TYPE SNGL 8BIT 20SOIC 유품76820 pcs 8 Tube 74ABT273 400 µA 7 pF 6.8ns @ 5V, 50pF Positive Edge 32mA, 64mA 150 MHz Master Reset 4.5V ~ 5.5V 1 20-SOIC 20-SOIC (0.295', 7.50mm Width) Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74ABT
MC74ACT109DR2 MC74ACT109DR2 onsemi FLIP FLOP JK -TYPE POS-EDGE 유품589050 pcs - Bulk 74ACT109 - - - - - - - - - - - - - - - *
JM38510/30107BEA JM38510/30107BEA Texas Instruments 54LS175 QUADRUPLE D-TYPE FLIP-FL 유품11080 pcs - Bulk JM38510 - - - - - - - - - - - - - - - *
SN74ALS174N SN74ALS174N Texas Instruments IC FF D-TYPE SNGL 6BIT 16DIP 유품72500 pcs 6 Tube 74ALS174 19 mA - 17ns @ 5V, 50pF Positive Edge 400µA, 8mA 50 MHz Master Reset 4.5V ~ 5.5V 1 16-PDIP 16-DIP (0.300', 7.62mm) Non-Inverted D-Type Through Hole 0°C ~ 70°C (TA) 74ALS
74F374PC 74F374PC Texas Instruments IC FF D-TYPE SNGL 8BIT 20DIP 유품71590 pcs 8 Bulk 74F374 86 mA - 8.5ns @ 5V, 50pF Positive Edge 24mA, 3mA 140 MHz Standard 4.5V ~ 5.5V 1 20-PDIP 20-DIP (0.300", 7.62mm) Tri-State, Non-Inverted D-Type Through Hole 0°C ~ 70°C (TA) 74F
MC100E131FNR2 MC100E131FNR2 onsemi IC FF D-TYPE SNGL 4BIT 28PLCC 유품11680 pcs 4 Tape & Reel (TR) MC100E131 70 mA - - Positive Edge - 1.4 GHz Set(Preset) and Reset -4.2V ~ -5.7V 1 28-PLCC (11.51x11.51) 28-LCC (J-Lead) Complementary D-Type Surface Mount 0°C ~ 85°C (TA) 100E
74HC74DR2G 74HC74DR2G onsemi IC FF D-TYPE DUAL 1BIT 14SOIC 유품5680 pcs 1 Tape & Reel (TR) 74HC74 2 µA 10 pF 17ns @ 6V, 50pF Positive Edge 5.2mA, 5.2mA 28 MHz Set(Preset) and Reset 2V ~ 6V 2 14-SOIC 14-SOIC (0.154", 3.90mm Width) Complementary D-Type Surface Mount -55°C ~ 125°C (TA) 74HC
SN74AHC273NSR SN74AHC273NSR Texas Instruments IC FF D-TYPE SNGL 8BIT 20SO 유품133020 pcs 8 Tape & Reel (TR) 74AHC273 4 µA 2.5 pF 11ns @ 5V, 50pF Positive Edge 8mA, 8mA 110 MHz Master Reset 2V ~ 5.5V 1 20-SO 20-SOIC (0.209", 5.30mm Width) Non-Inverted D-Type Surface Mount -40°C ~ 125°C (TA) 74AHC
MC74ACT374DWG MC74ACT374DWG onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 유품65470 pcs 8 Tube 74ACT374 8 µA 4.5 pF 10ns @ 5V, 50pF Positive Edge 24mA, 24mA 160 MHz Standard 4.5V ~ 5.5V 1 20-SOIC 20-SOIC (0.295", 7.50mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74ACT
MC10E431FNG MC10E431FNG onsemi IC FF D-TYPE TRPL 1BIT 28PLCC 유품2511 pcs 1 Tube MC10E431 132 mA - - Positive, Negative - 1.1 GHz Set(Preset) and Reset -4.2V ~ -5.7V 3 28-PLCC (11.51x11.51) 28-LCC (J-Lead) Differential D-Type Surface Mount 0°C ~ 85°C (TA) 10E
SN74F175N SN74F175N Texas Instruments IC FF D-TYPE SNGL 4BIT 16DIP 유품172490 pcs 4 Tube 74F175 34 mA - 8.5ns @ 5V, 50pF Positive Edge 1mA, 20mA 140 MHz Master Reset 4.5V ~ 5.5V 1 16-PDIP 16-DIP (0.300', 7.62mm) Complementary D-Type Through Hole 0°C ~ 70°C (TA) 74F
MC74LCX374DTR2 MC74LCX374DTR2 onsemi IC FF D-TYPE SNGL 8BIT 20TSSOP 유품14420 pcs 8 Tape & Reel (TR) 74LCX374 10 µA 7 pF 8.5ns @ 3.3V, 50pF Positive Edge 24mA, 24mA 150 MHz Standard 2V ~ 3.6V 1 20-TSSOP 20-TSSOP (0.173', 4.40mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74LCX
74VHC273N 74VHC273N Fairchild Semiconductor IC FF D-TYPE SNGL 8BIT 20DIP 유품229130 pcs 8 Tube 74VHC273 4 µA 4 pF 11ns @ 5V, 50pF Positive Edge 8mA, 8mA 110 MHz Master Reset 2V ~ 5.5V 1 20-PDIP 20-DIP (0.300", 7.62mm) Non-Inverted D-Type Through Hole -40°C ~ 85°C (TA) 74VHC
DM74ALS109AMX DM74ALS109AMX Fairchild Semiconductor IC FF JK TYPE DUAL 1BIT 16SOIC 유품259660 pcs 1 Bulk 74ALS109 4 mA - 18ns @ 5V, 50pF Positive Edge 400µA, 8mA 34 MHz Set(Preset) and Reset 4.5V ~ 5.5V 2 16-SOIC 16-SOIC (0.154", 3.90mm Width) Complementary JK Type Surface Mount 0°C ~ 70°C (TA) 74ALS
CD74ACT574E CD74ACT574E Texas Instruments IC FF D-TYPE SNGL 8BIT 20DIP 유품62290 pcs 8 Tube 74ACT574 8 µA 10 pF 11.2ns @ 5V, 50pF Positive Edge 24mA, 24mA 110 MHz Standard 4.5V ~ 5.5V 1 20-PDIP 20-DIP (0.300', 7.62mm) Tri-State, Non-Inverted D-Type Through Hole -55°C ~ 125°C (TA) 74ACT
74ACTQ74PC 74ACTQ74PC onsemi IC FF D-TYPE DUAL 1BIT 14DIP 유품13140 pcs 1 Tube 74ACTQ74 20 µA 4.5 pF 8ns @ 5V, 50pF Positive Edge 24mA, 24mA 200 MHz Set(Preset) and Reset 4.5V ~ 5.5V 2 14-MDIP 14-DIP (0.300', 7.62mm) Complementary D-Type Through Hole -40°C ~ 85°C (TA) 74ACTQ
NC7SZ175L6X NC7SZ175L6X onsemi IC FF D-TYPE SNGL 1BIT 6MICROPAK 유품83190 pcs 1 Tape & Reel (TR) 7SZ175 1 µA 3 pF 4ns @ 5V, 50pF Positive Edge 32mA, 32mA 175 MHz Reset 1.65V ~ 5.5V 1 6-MicroPak 6-UFDFN Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 7SZ
74F379PC 74F379PC Fairchild Semiconductor IC FF D-TYPE SNGL 4BIT 16DIP 유품118420 pcs 4 Tube 74F379 40 mA - 6.5ns @ 5V, 50pF Positive Edge 1mA, 20mA 140 MHz Standard 4.5V ~ 5.5V 1 16-PDIP 16-DIP (0.300", 7.62mm) Complementary D-Type Through Hole 0°C ~ 70°C (TA) 74F
MC100LVEL30DWG MC100LVEL30DWG onsemi IC FF D-TYPE TRPL 1BIT 20SOIC 유품13940 pcs 1 Tube MC100LVEL30 62 mA - - Positive Edge - 1.2 GHz Set(Preset) and Reset -3V ~ -3.8V 3 20-SOIC 20-SOIC (0.295", 7.50mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 100LVEL
SN74F112N SN74F112N Texas Instruments IC FF JK TYPE DUAL 1BIT 16DIP 유품113540 pcs 1 Tube 74F112 19 mA - 6.5ns @ 5V, 50pF Negative Edge 1mA, 20mA 130 MHz Set(Preset) and Reset 4.5V ~ 5.5V 2 16-PDIP 16-DIP (0.300", 7.62mm) Complementary JK Type Through Hole 0°C ~ 70°C (TA) 74F
MC74LVX74DTR2G MC74LVX74DTR2G onsemi IC FF D-TYPE DUAL 1BIT 14TSSOP 유품126170 pcs 1 Tape & Reel (TR) 74LVX74 2 µA 4 pF 13.2ns @ 3.3V, 50pF Positive Edge 4mA, 4mA 85 MHz Set(Preset) and Reset 2V ~ 3.6V 2 14-TSSOP 14-TSSOP (0.173", 4.40mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 74LVX
74F534PC 74F534PC onsemi IC FF D-TYPE SNGL 8BIT 20DIP 유품12140 pcs 8 Tube 74F534 86 mA - 8.5ns @ 5V, 50pF Positive Edge 3mA, 24mA 100 MHz Standard 4.5V ~ 5.5V 1 20-PDIP 20-DIP (0.300', 7.62mm) Tri-State, Inverted D-Type Through Hole 0°C ~ 70°C (TA) 74F
SN74LS273NSR SN74LS273NSR Texas Instruments IC FF D-TYPE SNGL 8BIT 20SO 유품81430 pcs 8 Tape & Reel (TR) 74LS273 27 mA - 27ns @ 5V, 15pF Positive Edge 400µA, 8mA 40 MHz Master Reset 4.75V ~ 5.25V 1 20-SO 20-SOIC (0.209", 5.30mm Width) Non-Inverted D-Type Surface Mount 0°C ~ 70°C (TA) 74LS
74LVX74MTC 74LVX74MTC onsemi IC FF D-TYPE DUAL 1BIT 14TSSOP 유품4440 pcs 1 Tube 74LVX74 2 µA 4 pF 13.2ns @ 3.3V, 50pF Positive Edge 4mA, 4mA 85 MHz Set(Preset) and Reset 2V ~ 3.6V 2 14-TSSOP 14-TSSOP (0.173', 4.40mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 74LVX
MC74VHC574DWR2 MC74VHC574DWR2 onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 유품15070 pcs 8 Tape & Reel (TR) 74VHC574 4 µA 4 pF 10.6ns @ 5V, 50pF Positive Edge 8mA, 8mA 115 MHz Standard 2V ~ 5.5V 1 20-SOIC 20-SOIC (0.295", 7.50mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74VHC
SN74ABT16823DLR SN74ABT16823DLR Texas Instruments IC FF D-TYPE DUAL 9BIT 56SSOP 유품19667 pcs 9 Tape & Reel (TR) 74ABT16823 500 µA 3.5 pF 5.5ns @ 5V, 50pF Positive Edge 32mA, 64mA 150 MHz Master Reset 4.5V ~ 5.5V 2 56-SSOP 56-BSSOP (0.295', 7.50mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74ABT
MC100LVEL51DR2G MC100LVEL51DR2G onsemi IC FF D-TYPE SNGL 1BIT 8SOIC 유품17660 pcs 1 Tape & Reel (TR) MC100LVEL51 35 mA - - Positive, Negative - 2.8 GHz Reset -3V ~ -3.8V 1 8-SOIC 8-SOIC (0.154', 3.90mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 100LVEL
MC74HC74ADR2G MC74HC74ADR2G onsemi IC FF D-TYPE DUAL 1BIT 14SOIC 유품191030 pcs 1 Tape & Reel (TR) 74HC74 2 µA 10 pF 17ns @ 6V, 50pF Positive Edge 5.2mA, 5.2mA 35 MHz Set(Preset) and Reset 2V ~ 6V 2 14-SOIC 14-SOIC (0.154", 3.90mm Width) Complementary D-Type Surface Mount -55°C ~ 125°C (TA) 74HC
74ACT534SCX 74ACT534SCX Fairchild Semiconductor IC FF D-TYPE SNGL 8BIT 20SOIC 유품85280 pcs 8 Bulk 74ACT534 40 µA 4.5 pF 11.5ns @ 5V, 50pF Positive Edge 24mA, 24mA 100 MHz Standard 4.5V ~ 5.5V 1 20-SOIC 20-SOIC (0.295", 7.50mm Width) Tri-State, Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74ACT
SN54HC174J SN54HC174J Texas Instruments 54HC174 HEX D-TYPE FLIP-FLOPS WI 유품2870 pcs - Bulk 54HC174 - - - - - - - - - - - - - - - *
74VHCT374AMTC 74VHCT374AMTC onsemi IC FF D-TYPE SNGL 8BIT 20TSSOP 유품5790 pcs 8 Tube 74VHCT374 4 µA 4 pF 10.4ns @ 5V, 50pF Positive Edge 8mA, 8mA 130 MHz Standard 4.5V ~ 5.5V 1 20-TSSOP 20-TSSOP (0.173", 4.40mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74VHCT
SN74LVCH16374ADGGR SN74LVCH16374ADGGR Texas Instruments IC FF D-TYPE DUAL 8BIT 48TSSOP 유품67200 pcs 8 Tape & Reel (TR) 74LVCH16374 20 µA 5 pF 4.5ns @ 3.3V, 50pF Positive Edge 24mA, 24mA 150 MHz Standard 1.65V ~ 3.6V 2 48-TSSOP 48-TFSOP (0.240', 6.10mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 125°C (TA) 74LVCH
74AC377SCX 74AC377SCX onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 유품17170 pcs 8 Tape & Reel (TR) 74AC377 40 µA 4.5 pF 9ns @ 5V, 50pF Positive Edge 24mA, 24mA 175 MHz Standard 2V ~ 6V 1 20-SOIC 20-SOIC (0.295', 7.50mm Width) Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74AC
74HC574D,653 74HC574D,653 Nexperia USA Inc. IC FF D-TYPE SNGL 8BIT 20SO 유품177890 pcs 8 Tape & Reel (TR) 74HC574 8 µA 3.5 pF 26ns @ 6V, 50pF Positive Edge 7.8mA, 7.8mA 133 MHz Standard 2V ~ 6V 1 20-SO 20-SOIC (0.295', 7.50mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 125°C (TA) 74HC
74ABT574CMTCX 74ABT574CMTCX onsemi IC FF D-TYPE SNGL 8BIT 20TSSOP 유품14340 pcs 8 Tape & Reel (TR) 74ABT574 50 µA 5 pF 5ns @ 5V, 50pF Positive Edge 32mA, 64mA 200 MHz Standard 4.5V ~ 5.5V 1 20-TSSOP 20-TSSOP (0.173', 4.40mm Width) Tri-State, Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74ABT
SN74LS107ANSR SN74LS107ANSR Texas Instruments IC FF JK TYPE DUAL 1BIT 14SOP 유품40793 pcs 1 Tape & Reel (TR) 74LS107 6 mA - 20ns @ 5V, 15pF Negative Edge 400µA, 8mA 45 MHz Master Reset 4.75V ~ 5.25V 2 14-SO 14-SOIC (0.209", 5.30mm Width) Complementary JK Type Surface Mount 0°C ~ 70°C (TA) 74LS
74ACT574PC 74ACT574PC onsemi IC FF D-TYPE SNGL 8BIT 20DIP 유품15050 pcs 8 Tube 74ACT574 40 µA 4.5 pF 11ns @ 5V, 50pF Positive Edge 24mA, 24mA 110 MHz Standard 4.5V ~ 5.5V 1 20-PDIP 20-DIP (0.300', 7.62mm) Tri-State, Non-Inverted D-Type Through Hole -40°C ~ 85°C (TA) 74ACT
74LVX74M 74LVX74M onsemi IC FF D-TYPE DUAL 1BIT 14SOIC 유품7440 pcs 1 Tube 74LVX74 2 µA 4 pF 13.2ns @ 3.3V, 50pF Positive Edge 4mA, 4mA 85 MHz Set(Preset) and Reset 2V ~ 3.6V 2 14-SOIC 14-SOIC (0.154", 3.90mm Width) Complementary D-Type Surface Mount -40°C ~ 85°C (TA) 74LVX
SN74AC374DWR SN74AC374DWR Texas Instruments IC FF D-TYPE SNGL 8BIT 20SOIC 유품78200 pcs 8 Tape & Reel (TR) 74AC374 4 µA 4.5 pF 8ns @ 5V, 50pF Positive Edge 24mA, 24mA 155 MHz Standard 2V ~ 6V 1 20-SOIC 20-SOIC (0.295', 7.50mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74AC
CD54HC107F3A CD54HC107F3A Texas Instruments CD54HC107 HIGH SPEED CMOS LOGIC 유품8770 pcs - Bulk 54HC107 - - - - - - - - - - - - - - - 54HC
CY74FCT574ATQCT CY74FCT574ATQCT Texas Instruments IC FF D-TYPE SNGL 8BIT 20QSOP 유품46100 pcs 8 Tape & Reel (TR) 74FCT574 200 µA 5 pF 6.2ns @ 50pF Positive Edge 32mA, 64mA - Standard 4.75V ~ 5.25V 1 20-SSOP 20-SSOP (0.154", 3.90mm Width) Tri-State, Non-Inverted D-Type Surface Mount -40°C ~ 85°C (TA) 74FCT
NLV74HC74ADTR2G NLV74HC74ADTR2G onsemi IC FF D-TYPE DUAL 1BIT 14TSSOP 유품136040 pcs 1 Tape & Reel (TR) 74HC74 2 µA 10 pF 17ns @ 6V, 50pF Positive Edge 5.2mA, 5.2mA 35 MHz Set(Preset) and Reset 2V ~ 6V 2 14-TSSOP 14-TSSOP (0.173', 4.40mm Width) Complementary D-Type Surface Mount -55°C ~ 125°C (TA) 74HC
1...12131415161718...40
0 RFQ
쇼핑 카트 (0 Items)
비어 있습니다.
목록을 비교하십시오 (0 Items)
비어 있습니다.
피드백

귀하의 의견이 중요합니다!Allelco에서는 사용자 경험을 소중히 여기며 지속적으로 개선하기 위해 노력합니다.
피드백 양식을 통해 귀하의 의견을 공유하십시오. 즉시 응답하겠습니다.
Allelco을 선택해 주셔서 감사합니다.

주제
이메일
메모/주석
인증 코드
파일을 업로드하려면 드래그 또는 클릭하십시오
파일 업로드
유형 : .xls, .xlsx, .doc, .docx, .jpg, .png 및 .pdf.
최대 파일 크기 : 10MB