EM78P257
OTP ROM
• 8 programmable open-drain I/O pins
• 8 programmable pull-down I/O pins.
• Two clocks per instruction cycle.
• Package types:
* 18 pin DIP 300mil
* 20 pin DIP 300mil
* 18 pin SOP 300mil
* 20 pin SOP 300mil
* 20 pin SSOP 209mil
: EM78P257AP
: EM78P257BP
: EM78P257AM
: EM78P257BM
: EM78P257AKM
• Power on voltage detector available for both EM78P257A and EM78P257B.
This specification is subject to change without prior notice.
5
07.27.2004 (V1.4)