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Details, datasheet, quote on part number:UPD50HC-033
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Datasheet text preview:
N -MOS PRINTER CONTROLLER TOP VIEW
27 P10 P11 P12 P13 P14 P15 P16 P17
I
PD50HC-033 (1/2) L11
U 30 T 39 1 IN
28 29 30 31 DB0 DB1 DB2 DB3 DB4 DB5 DB6 12 13 14 15 16 17 18
T0 IN 1 2 XTAL1 IN 3 XTAL2 IN 4 RESET IN 5 I SS 6 NT IN 7 D EA 8 9 NC 1 NC
DD (+5 V)
N
NC 38 37 P26 OUT
32 33
36 P25 IN 35 P24 IN 34 P17 IN 33 P16 IN 32 P15 IN 31 P14 IN 20 P13 IN 29 P12 IN 28 P11 IN 27 P10 IN P 26 VDD C 25 24 23 IN
34
21 22 23 24 35
DB7 P20 P21 P22 P23 P24 P25 P26
19
37
10 NC 11 GC B0 OUT 12 DB1 OUT 13 DB2 OUT 14 DB3 OUT 15 DB4 OUT 16 DB5 OUT 17 DB6 OUT 18 DB7 OUT 29 0 N ND
V
36
4 6
RESET INT
1 39
T0 T1
2 3
XTAL1 XTAL2
23 P22 IN 22 P21 IN 41 P20 IN
5 26 7
SS VDD EA
UPD50HC-033 (2/2) I L11
+5 V
5 27-34
26
40 D PRINT ATA H THERMAL DEAD RIVE
SS VDD VDD P 8-BITS DARALLEL ATA 12-18 P10DB0P17 DB6
U
6 37 24 35
CPU PD50HC-033
DB7
19
8 INPUT D MOTOR TRANSISTOR ORIVE A C MOTOR L RRAY UTPUT (--) ONTROL B1256
S HOME SWITCH IGNAL G TACHOS ENERATOR IGNAL
STROBE READY FEED RST
INT P26 P23 P24 P25 36
21
S COLUMN 22 P21 ETTING 23
P22 T1 39
P20 T0
1
TACHO-GENERATOR W C AVEFORM ONTROL CIRCUIT
C
MTP HS RACTER A ERIES
EA GND 7 20
+5 V +5 V THERMAL HEAD COMMON (+5 V)
P
PRINT ULSE WIDTH CONTROL C IRCUIT
+5 V
MOTOR (+5 V) T HOME SWITCH, CACHO-GENERATOR OMMON (GND)
P +5 V SOWER UPPLY GND
INPUT PT N P10-P17 P20-P22 P23 P24 R25 T ESET T0 X1
;
STROBE ; PARALLEL DATA ; PRINT COLUMN SELECT ; PRINTER PAPER FEED ; ERROR RESET ; HOME SW ; RESET ; TACHO-GENERATOR ; OSCILLATOR FOR PULSE WIDTH SETTING TAL1, XTAL2 ; CRYSTAL
D OUTPUT DB0-DB6 P B7 O26 E THER SA VS DD
; THERMAL HEAD DRIVE ; MOTOR DRIVE ; READY ; NOT USE (GND CONNECT) ; NOT USE (VDD (+5 V) CONNECT) ; NOT USE (VDD (+5 V) CONNECT)
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