參數(shù)資料
型號(hào): TMP88CU74F
元件分類(lèi): 微控制器
英文描述: Microcontroller
中文描述: 微控制器
文件頁(yè)數(shù): 3/9頁(yè)
文件大?。?/td> 159K
代理商: TMP88CU74F
TMP88PU74
2003-02-17
88PU74-3
Pin Function
The TMP88PU74 has two modes: MCU and PROM.
(1) MCU mode
In this mode, the TMP88PU74 is pin compatible with the TMP88CU74
(fix the TEST pin at low level).
(2) PROM mode
Pin Name
(PROM mode)
Input/
Output
Functions
Pin Name
(MCU mode)
A16
P60
P05, P32 to 30,
P53 to 50
P47 to P40
P17 to P10
P03
P04
P02
TEST
VDD
VSS
A15 to A8
A7 to A0
D7 to D0
CE
OE
PGM
Input
PROM address inputs
I/O
PROM data input/outputs
Chip enable signal input (active low)
Output enable signal input (active low)
Program mode single input
+12.75 V/5 V (Program supply voltage)
+
6.25 V/5 V
0 V
Input
VPP
VCC
GND
Power
supply
P37 to P30
P47 to P41
P54 to P50
P01
P21
P07, P06, P00
P22, P20
RESET
Pull-up with resistance for input processing
PROM mode setting pin. Be fixed at high level.
Input
PROM mode setting pin. Be fixed at low level.
P67 to P61
P77 to P70
P87 to P80
P97 to P90
PD4 to PD0
XIN
XOUT
VAREF
VASS
VKK
Output
Open
Input
Output
Connect an 10 MHz oscillator to stabilize the internal state.
0 V (GND)
Power
supply
Open
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