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| HD404639R Datasheet, PDF (113/135 Pages) Renesas Technology Corp – 4-Bit Single-Chip Microcomputer | |||
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VCC
VPP
VCC
RESET
TEST
M0
M1
VPP
OSC1
D2
D3
RA1
VT ref
VCref
X1
HD404639R Series
VCC
VCC
HD407A4639R
GND
O0 to O7
A0 to A14
OE
CE
Data
O0 to O7
Address
A0 to A14
OE
CE
Figure 93 PROM Mode Connections
111
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