参数资料
型号: ZPSD403A1V-C-20UI
元件分类: 微控制器/微处理器
英文描述: 64K X 16 OTPROM, 40 I/O, PIA-GENERAL PURPOSE, PQFP80
封装: PLASTIC, TQFP-80
文件页数: 34/128页
文件大小: 433K
代理商: ZPSD403A1V-C-20UI
PSD4XX Family
9
Pin Name
Pin Function
Type
Function Descriptions
PE0
Port PE, pin 0
I/O
Multiple functions
1. BHE
1. High byte enable, 16 bit data
2. PSEN
2. Read program memory, 8031 signal
3. WRH
3. Write high data byte
4. UDS
4. Upper Data Strobe
5. SIZ0
5. Byte enable, 68300 signal
6. PE0
6. I/O pin
7. PE0
7. ZPLD I/O pin
8. PE0
8. Latched Address Out – A0
PE1
Port PE, pin 1
I/O
Multiple functions
1. ALE
1. Address strobe
2. PE1
2. I/O pin
3. PE1
3. ZPLD I/O pin
4. PE1
4. Latched Address Out – A1
PE2
Port PE, pin 2
Multiple functions
1. PE2
I/O
1. I/O pin
2. PE2
2. ZPLD I/O pin
*
3. PE2
3. Latched Address Out – A2
PE3
Port PE, pin 3
Multiple functions
1. PE3
I/O
1. I/O pin
2. PE3
2. ZPLD I/O pin
*
3. PE3
3. Latched Address Out – A3
PE4
Port PE, pin 4
Multiple functions
1. PE4
I/O
1. I/O pin
2. PE4
2. ZPLD I/O pin
*
3. PE4
3. Latched Address Out – A4
PE5
Port PE, pin 5
Multiple functions
1. PE5
I/O
1. I/O pin
2. PE5
2. ZPLD I/O pin
*
3. PE5
3. Latched Address Out – A5
PE6
Port PE, pin 6
Multiple functions
1. PE6
I/O
1. I/O pin
2. PE6
2. ZPLD I/O pin
*
3. PE6
3. Latched Address Out – A6
PE7
Port PE, pin 7
Multiple functions
1. APD CLK
1. Automatic Power Down Clock Input
2. PE7
I/O
2. I/O pin
3. PE7
3. ZPLD I/O pin
*
4. PE7
4. Latched Address Out – A7
Vstdby
I
SRAM power pin for standby
operation (battery backup)
VCC
IVCC power pin
GND
I
Ground pin
8.0
Table 2.
PSD4XX Pin
Descriptions
(Cont.)
*Available only in PSD4XXA2 and ZPSD4XXA2 Series.
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