Z8673312PSG Datasheet, PDF (13/84 Pages) Zilog, Inc. – CMOS Z8 OTP Microcontrollers

CMOS Z8^® OTP Microcontrollers
Product Specification
9
33
23
P21
34
P22
P23
P24
DS
NC
44–Pin LQFP
22
P30
P36
P37
P35
RESET
R/RL
R/W
P25
P26
P27
P04
44
AS
P34
P33
P32
12
P31
1 2 3 4 5 6 7 8 9 10 11
Figure 5. 44-Pin LQFP Pin Configuration Standard Mode
Table 4. 44-Pin LQFP Pin Identification
Pin No
1-2
3-4
5
6-7
8-9
10
11
12-14
15
16
17
Symbol
P05-P06
P14-P15
P07
V_CC
P16-P17
XTAL2
XTAL1
P31-P33
P34
AS
R//RL
Function
Port 0, Pins 5,6
Port 1, Pins 4,5
Port 0, Pin 7
Power Supply
Port 1, Pins 6,7
Crystal Oscillator
Crystal Oscillator
Port 3, Pins 1,2,3
Port 3, Pin 4
Address Strobe
ROM/ROMless select
Direction
Input/Output
Input/Output
Input/Output
Input/Output
Output
Input
Input
Output
Output
Input
PS022901-0508
Pin Description