Description
Datasheet Nov 30, 2015 The 74HC21 is a dual 4-input AND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to May 7, 1999 Added 1k pull up resistor to IOCHRDY signal. REV 1.2. Sheet 3: Replace 74HC4072 OR gate with 74HC21 AND gate. shared interrupt signals. 74HC20N/S15. N. Selection Type only. 935073760112. 12/31/99. 06/30/00 Standard product. 7. No Volume. 74HC21 . N-B. BURN-IN VERSION. 933833330652. DIR. STEP. HSM. Reset. Phase 1. Phase. 2. Dis1. Dis2. ___. Dis2. Dis. 1. ___. IC1=7 4HC86. IC2=IC3=74HC00. IC4= 74HC21 . IC5=IC6=74HC175. IC1. IC1. IC1. 74HC21 . 27-1. 108-1. 337-1. 14. 74HCT21. 27-1. 108-1. 337-1. 14. 74HC221. 38 -1. 109-1. 338-1. 16. 74HCT221. 38-1. 109-1. 338-1. 16. 74HC237. 38-1. 109-1.
Part Number | 74HC21A |
Brand | Toshiba |
Image |
74HC21A
TOSHBIA
600
1.33
KE NA WANG (HK) ELECTRONICS CO., LIMITED
74HC21A
TOSHI
400
2.135
AIC Semiconductor Co., Limited
74HC21A
TOSIBA
900
2.94
HongKong Wanghua Technology Limited
74HC21A
TOSIHBA
600
3.745
HK SEN YING TAI TECHNOLOGY CO., LIMITED
74HC21A
TOSHIDA
1500000
4.55
REALCHIP TECHNOLOGY (HK) CO., LIMITED