tmp86c408idmg TOSHIBA Semiconductor CORPORATION, tmp86c408idmg Datasheet - Page 141

• Manufacturer Part Number: tmp86c408idmg
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

14. Input/Output Circuitry
14.1 Control Pins
Control Pin
XTOUT
RESET
XOUT
TEST
XTIN
XIN
The input/output circuitries of the TMP86C408IDMG control pins are shown below.
Note: The TEST pin of the TMP86P808 does not have a pull-down resistor and protect diode(D1). Fix the TEST pin at low-level in
MCU mode.
Output
Input
Input
Input
Input
I/O
Watchdog timer reset
System clock reset
Osc.enable
Address trap reset
Osc.enable
VDD
VDD
XTIN
Input/Output Circuitry
XIN
R
R
Page 131
IN
Rf
Rf
XTEN
XTOUT
XOUT
VDD
D
R
1
O
R
R
O
VDD
VDD
fc
R
VDD
fs
IN
Resonator connecting pins
Resonator connecting pins
Hysteresis input
Pull-up resistor
With Pull-down resistor
R
R
R
R
R
R = 100 Ω (typ.)
R
R = 100 Ω (typ.)
f
O
f
O
IN
IN
= 1.2 MΩ (typ.)
= 6 MΩ (typ.)
= 0.5 kΩ (typ.)
= 220 kΩ (typ.)
= 220 kΩ (typ.)
= 70 kΩ (typ.)
TMP86C408IDMG
Remarks