tmp88ps38bng TOSHIBA Semiconductor CORPORATION, tmp88ps38bng Datasheet - Page 9

• Manufacturer Part Number: tmp88ps38bng
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Input/Output Circuit
Control Pin
XIN
XOUT
STOP
TEST
OSC1
OSC2
RESET
(P20)
(1) Control pins
/
INT
5
The input/output circuitries of the TMP88PS38B control pins are shown below.
Input
Input
I/O
I/O
I/O
I/O
Address-trap-reset
Watchdog-timer-reset
System-clock-reset
P20/
Osc.enable
STOP
Osc. enable
VDD
VDD
/
INT
5
Input/Output Circuitry
XIN
OSC1
88PS38B-9
R
R
f
R
f
XOUT
OSC2
R
R
O
VDD
R
O
fc
VDD
VDD
R
IN
R
fc
VDD
Resonator connection pins
(High frequency)
Sink open-drain output
Hysteresis input
Pull-up resistor
Hysteresis input
Pin for connecting a resonator
for on-screen display
R
R
R
R = 1 kΩ (typ.)
R = 1 kΩ (typ.)
R = 1 kΩ (typ.)
R
R
f
O
IN
f
O
= 1.2 MΩ (typ.)
= 1.2 MΩ (typ.)
= 0.5 kΩ (typ.)
= 0.5 kΩ (typ.)
Remarks
= 220 kΩ (typ.)
TMP88PS38B
2005-05-18