Specifications

— 14 —
VSS
VDD
VDD
VDD
–V
DET
+VDET
1
2
3
VDD
OUT
VSS
OUT
GND
V
IN
VREF
RA
RB
1
2
3
RI
+
–
6-4. RAM PIN DESCRIPTIONS (CXK581000AM)
Input voltage Output voltage
>5.2V 5V
<5.2V 0V
2
Vin
1
Vout
3
GND
6-6. VOLTAGE DETECTOR: RH5VL46CA (DET1)
Detection Voltage(–VDET) : 5.2V ± 2.5%
[5.07V (MIN) ~ 5.33V (MAX)]
1
GND
2
Vin
3
Vout
6-5. VOLTAGE REGULATOR: S-81253SGUP (REG1)
Output Voltage (Vout) : 5.3V ± 5%
Pin No. Name In/Out Status Status Description
of OFF of ON
2~12,23, A0~A16 In L Pulse Address bus line (A0~A14, RA15, RA16)
25~28, 31
13~15, 17~21 O0~O7 Out L Pulse Data bus line (IO0~IO7)
16 GND In L L GND terminal
22 CS1 In H Pulse Chip enable signal from CPU (CSRA2)
24 OEB In L Pulse Output enable signal / GND
1, 32 N.C., VCC In L H VDD terminal
29 WE In H Pulse Write enable signal from CPU (WEB)