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Details, datasheet, quote on part number:UPD70320L-8
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Datasheet text preview:
********** C-MOS 16-BIT MICROPROCESSOR
TOP VIEW 11 10 9 8 7 6 5 4 3 2 1 84 83 82 81 80 VDD(+5V) G 79 78
I UPD70320L-8(1/4) L00
77 ND
76
75
12 13 14 15 16 17 18 29 20 21 22 23 24 25 26 27 28 39 30 31 V GND 2
74 73 72 71 60 69 68 67 66 65 64 63 62 61 50 59 58 57 56 55
DD(+5V)
4
33
34
35
36
37
38
39
40 41
42
43
44
45
46
47 48
49
50
51
52
53
UPD70320L-8(2/4)
9 C P PT0 PT1 PT2 PT3 PT4 PT5 PT6 VT7 M EQ R 4 6 PTH I STB OSTB R 5 6 7 8 1 10 11 82 P00 P01 P02 P03 P04 P05 P06 R07/CLKOUT A0 A1 A2 A3 A4 A5 A6 52 P EFRQ A7 A8 69 60 61 62 63 64 65 46 10 / NMI P11 / INTP0 P12 / INTP1 P13 / INTP2/INTAK P14 / INT/POLL P15 / TOUT P16 / SCKO P17 / READY P 58 51 52 54 55 56 57 78 20 / DMARQ0 P21 / DMAAK0 P22 / TC0 P23 / DMARQ1 P24 / DMAAK1 P25 / TC1 P26 / HLDAK P27 / HLDRQ X 78 9 X1 2 I RESET 81 D0 D1 D2 D3 D4 D5 D6 7 13 14 15 16 17 18 29 0 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 D9 1 21 22 23 24 25 26 27 28 39 30 31 32 33 34 35 36 37 38 49 10 A /W 8 1 4 8 23 M A 2 49 IC 53 IC 75 IC 44 TXD0 47 RXD1 41 RXD0 45 C XD1 43 CTS0 3 6 TE 1 S
6 67 68 79 70 71 72 73 74
C A0A19 CLKOUT TS0, CTS1 D0D7 MAAK0, DMAAK1 DMARQ0, DMARQ1 H EA HLDAK I LDRQ IC NTP0, INTP1 INTP2 INTAK M STB O MREQ N STB P MI P00P07 P10P17 P20P27 I T0PT7 R T/POLL N READY REFRQ RESET R/W XD0, RXD1 T SCKO C0, TC1 TOUT XD0, TXD1 VTH X 1, X2
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ADDRESS BUS OUTPUTS SYSTEM CLOCK OUTPUT CLEAR TO SEND INPUT/OUTPUT DATA BUS INPUTS/OUTPUTS DMA ACKNOWLEDGE CH0, CH1 OUTPUTS DMA REQUEST CH0, CH1 INPUTS ROM-LESS MODE SET INPUT HOLD ACKNOWLEDGE OUTPUT HOLD REQUEST INPUT INTERNAL CONNECT INTERRUPT REQUEST INPUTS INTERRUPT REQUEST INPUT INTERRUPT ACKNOWLEDGE OUTPUT I/O READ/WRITE STROBE OUTPUT MEMORY REQUEST OUTPUT MEMORY READ/WRITE STROBE OUTPUT NON-MASKABLE INTERRUPT INPUT PORT 0 INPUTS/OUTPUTS PORT 1 INPUTS/OUTPUTS PORT 2 INPUTS/OUTPUTS PORT 0 INPUTS INTERRUPT REQUEST INPUT READY INPUT REFRESH REQUEST OUTPUT RESET INPUT READ AND WRITE CYCLE OUTPUT SERIAL DATA INPUTS SERIAL CLOCK OUTPUT DMA (CH0/CH1) ENDING OUTPUTS TIMER OUTPUTS SERIAL DATA OUTPUTS REF. V FOR COMPARATOR INPUT CRYSTAL 1, 2
UPD70320L-8(3/4)
STAGING LATCH STAGING LATCH
2140
ADM
A0A19
P20/DMARQ0 P21/DMAAK0 P22/TC0 P23/DMARQ1 P24/DMAAK1 P25/TC1
48 51 52 54 55 56
PROGRAMMABLE C DMA ONTROLLER
eC L tc.
ALU
81 57
RESET HLDAK/P26 HLDRQ/P27 READY/P17 MREQ MSTB R/W IOSTB POLL/INT/P14
PSW TA TB C
58 66
TXD0 RXD0 P16/SCKO CTS0 TXD1 RXD1 CTS1
44 41 65 43 47 45 46
BUS CONTROL LOGIC
PC I SERIAL NTERFACE BAUD RATE GENERATOR
2 84 83 1 63
INTERNAL RAM 256T YTE B · GR · MACRO SERVICE CHANNEL
P10/NMI P11/INTP0 P12/INTP1 P13//INTP2 INTAK
59 60 61 62
PROGRAMMABLE I C NTERRUPT ONTROLLER
INT
INSTRUCTION DECODER MICRO SEQUENSER MICRO ROM
QUEUE
3 EA
1320 D0D7
78
16-BIT TIMER
TIME BASE COUNTER
PORT (0/1/2)
PORT WITH COMPARATOR
48, 51, 52 5458
X1 X2
CG
79
64 TOUT/P15
82 REFRQ
12 CLKOUT/P07
38, 1011 8 P00P07
8 5966 8
6774 PT07
76 VTH
P20P27 P10P17
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