UPD754304GSA View Datasheet(PDF) - NEC => Renesas Technology
Part Name
Description
Manufacturer
UPD754304GSA Datasheet PDF : 74 Pages
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µPD754302, 754304, 754302(A), 754304(A)
CONTENTS
1. PIN CONFIGURATION (Top View) ······································································································ 6
2. BLOCK DIAGRAM ······························································································································· 8
3. PIN FUNCTION ···································································································································· 9
3.1 Port Pins ····································································································································· 9
3.2 Non-port Pins ···························································································································· 10
3.3 Pin Input/Output Circuits ········································································································· 11
3.4 Recommended Connections for Unused Pins ······································································· 13
4. SWITCHING FUNCTION BETWEEN Mk I MODE AND Mk II MODE ················································ 14
4.1 Difference between Mk I and Mk II Modes ·············································································· 14
4.2 Setting Method of Stack Bank Select Register (SBS) ··························································· 15
5. MEMORY CONFIGURATION············································································································· 16
6. PERIPHERAL HARDWARE FUNCTIONS ························································································· 20
6.1 Digital Input Ports ···················································································································· 20
6.2 Clock Generator ······················································································································· 21
6.3 Clock Output Circuit ················································································································ 22
6.4 Basic Interval Timer/Watchdog Timer ···················································································· 23
6.5 Timer/Event Counter ················································································································ 24
6.6 Serial Interface ·························································································································· 27
6.7 Bit Sequential Buffer ················································································································ 29
7. INTERRUPT FUNCTION AND TEST FUNCTION ·············································································· 30
8. STANDBY FUNCTION ······················································································································· 32
9. RESET FUNCTION ···························································································································· 33
10. MASK OPTION ··································································································································· 36
11. INSTRUCTION SETS ························································································································· 37
12. ELECTRICAL SPECIFICATIONS ······································································································ 49
13. CHARACTERISTICS CURVES (REFERENCE VALUES) ································································· 61
14. PACKAGE DRAWING ······················································································································· 63
15. RECOMMENDED SOLDERING CONDITIONS ················································································· 64
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