Sony VAIO PCGA-CDRW52 Service Manual page 17

Cd-rw drive
Table of Contents

Advertisement

SN74CBTD16210DGVR[TVSOP-48PIN] (TI) –CMOS–
20-BIT FET BUS SWITCH LEVEL SHIFT
– TOP VIEW –
SN74CBTD3306PWR-12 (TI)
HIGH SPEED BUS SWITCH
– TOP VIEW –
1OE
1
8
V
CC
1A
2
7
2OE
1B
3
6
2B
GND
4
5
2A
INPUTS
OUTPUT
B/A
OE
A/B
L
H
H
L
L
L
H
X
Z
H ; HIGH LEVEL
L ; LOW LEVEL
X ; DON'T CARE
Z ; HIGH IMPEDANCE
1OE
3
1A
1B
2OE
6
2A
2B
TC74VHC393FT (EL) (TOSHIBA)
DUAL BINARY COUNTER
– TOP VIEW –
1CK
1
14
V
CC
1CLR
2
13
2CK
1QA
3
12
2CLR
1QB
4
11
2QA
1QC
5
10
2QB
1QD
6
9
2QC
GND
7
8
2QD
3-5
TC7S02FU (TR85R) (TOSHIBA)
2 INPUT NOR GATE
– TOP VIEW –
IN B
1
5
V
CC
IN A
2
GND
3
4
OUT Y
IN A
> 1
OUT Y
IN B
TC7S14FU (TE85R) [SSOP 5] (TOSHIBA) – CMOS –
CMOS INVERTER
– TOP VIEW –
TC7SET04FU (TE85R) (TOSHIBA)
CMOS 2-INPUT NOR GATE
– TOP VIEW –
UPD5555G-T1 (NEC)
C-MOS 555 Timer
– TOP VIEW –
1 GND
8
V+
TRIGGER
2
7
DISCHARGE
OUTPUT
3
6
THRESHOLD
RESET
4
5
CONTROL
Confidential
3-6
PCGA-CDRW52 (UC)
IC

Advertisement

Table of Contents
loading

Table of Contents