Description
If everything is correct, we then recommend to replace the U2 chip. (74HC125) by a 74LS125 which has better thresholds. To program ST625X/6XC devices we also connected to the gate input of a 74LS125 buffer which gates the output of the slave latch onto the Adapter Data. Bus bit 0 The falling edge of the read strobe To permit a common serial input/output line, the 74LS125 buffers the signal from the shift register. The bit order may be reversed by shifting the bit order of the
Part Number | 74LS125 |
Brand | STMicroelectronics |
Image |
74LS125
STMicroel
13852
0.43
HK HEQING ELECTRONICS LIMITED
74LS125
STMICROELECT
47
0.9725
Shenzhen Rongerda Electronic Techology Co.Ltd
74LS125
ST/MICRON
7020
1.515
Redstar Electronic Limited
74LS125
ST
18
2.0575
Yingxinyuan INT'L (Group) Limited
74LS125
STMicroelectronics
24000
2.6
Cicotex Electronics (HK) Limited