tmp87ps39f TOSHIBA Semiconductor CORPORATION, tmp87ps39f Datasheet - Page 3

• Manufacturer Part Number: tmp87ps39f
• Description: 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Pin Function
(1) MCU mode
(2) PROM mode
A16
A15 to A8
A7 to A0
D7 to D0
VPP
VCC
GND
P47 to 40
P12
P74 to P70
P36 to P32
P11
P21
P31
P17, P16, P10
P22, P20
XIN
XOUT
OSC1
OSC2
PGM
RESET
CE
OE
The TMP87PS39 has two modes: MCU and PROM.
(PROM mode)
low level).
Pin Name
In this mode, the TMP87PS39 is pin compatible with the TMP87CS39 (fix the TEST pin at
Input/Output
Power supply
Output
Output
Input
Input
Input
Input
Input
Input
I/O
PROM address inputs
PROM data input/outputs
Chip enable signal input (active low)
Output enable signal input (active low)
Program mode signal input (active low)
0 V
Pull-up with resistance for input processing
PROM mode setting pin. Be fixed at high level.
PROM mode setting pin. Be fixed at low level.
Connect an 8 MHz oscillator to stabilize the internal state.
Non connection
12.5V/5V (Program supply voltage)
5V
87PS39-3
Functions
(MCU mode)
P30
P67 to P60
P57 to P50
P07 to P00
P13
P14
P15
TEST
VDD
VSS
Pin Name
TMP87PS39
2003-06-03