Marantz UD9004/U1B - Page 60

58
UD9004
PT6302-R-001(L) (8U-37AK53000 : IC401)
PT6302-R-001(L) Block Diagram
1
66 PIN TSOP(II)
(400mil x 875mil)
2 3 4 5 6 7 8 9 10 11 12 20 19 18 17 16 15 14 13 27 26 25 24
23
22 21
54 53 52 51 50 49 48 47 46 45 44 43 35 36 37 38 39 40 41 42 55 56 57 58 59 60 34
(0.65 mm Pin Pitch)
33 32 31 30 29 28
61 62 63 64 65 66
V
DD
DQ0
VDDQ
DQ1 DQ2
VSSQ
DQ3 DQ4
VDDQ
DQ5 DQ6
VSSQ
BA0
CS
RAS CAS
WE
LDM
V
DDQ
DQ7
VDD
A3 A2 A1 A0
AP/A10
BA1
NC
LDQS
NC NC NC
V
DD
VSS DQ15 VSSQ DQ14 DQ13 VDDQ DQ12 DQ11 VSSQ DQ10 DQ9 VDDQ A11 CKE CK UDM V
REF
VSSQ DQ8 VSS A4 A5 A6 A7 A8 A9 NC UDQS NC V
SS
CK NC NC
BLOCK DIAGRAM
8-BIT
SHIFT
REGISTER
COMMAND
DECODER
CONTROL
CIRCUIT
DIN
VDD
CLKB
OSCO
GR1
SG1
P1
AD1
P2
AD2
GR1
6
SG35
VSS
CSB
OSCI
VEE
RSTB
DCRAM
16 words x 8 bits
CGROM
248 words x 35 bits
SEGMENT
DRIVER
AD
DRIVER
CGRAM
8 words x 35 bits
ADRAM
16 words x 2 bits
ADDRESS
SELECTOR
WRITE
ADDRESS
COUNTER
READ
ADDRESS
COUNTER
PORT
DRIVER
DIGIT
CONTROL
GRID
DRIVER
DUTY
CONTROL
TIMING
GENERATOR 2
TIMING
GENERATOR 1
OSCILLATOR