Sony BDX-N1000 Maintenance Manual page 58

IC
IDT77155L155PX (IDT)
ATM USER-NETWORK INTERFACE
—TOP VIEW—
103
105
110
115
120
125
128
PIN PIN
I/O SIGNAL I/O
NO. NO.
1 — GND 33 I
2 I TBYP 34 I
3 I/O ATP2 35 —
4 — TAVD1 36 —
5 — TAVS1 37 —
6 — TAVD2 38 —
7 — TAVS2 39 —
8 — TAVD3 40 I/O
9 I TRCLK_ 41 I
10 I TRCLK+ 42 I/O
11 — TAVS3 43 I/O
12 — TXV 44 I/O
CC
13 O TXC+ 45 —
14 O TXC_ 46 —
15 O TXD+ 47 —
16 O TXD_ 48 —
17 — TXGND 49 —
18 — V 50 I
CC
19 — GND 51 O
20 — V 52 I
CC
21 — GND 53 O
22 O RXDO+ 54 O
23 O RXDO_ 55 —
24 — RAVD3 56 —
25 I RXD_ 57 O
26 I RXD+ 58 O
27 I ALOS_ 59 O
28 I ALOS+ 60 O
29 — RAVS3 61 —
30 — RAVD1 62 —
31 — RAVS1 63 O
32 — RAVD4 64 —
98
RATE0
97
RATE1
3
ATP2
2
TBYP
10
TRCLK+
CLK GEN.
9
TRCLK_
13
PARALLEL
TXC+
14
TXC_
15
TXD+
DRIVER
16
TXD_
22
RXDO+
26
DATA
RXD+
25
RXD_ RECOVERY
23
PARALLEL
RXDO_
34
RRCLK+
CLK REC.
33
RRCLK_
28
ALOS+
27
ALOS_
41
RBYP
40
ATP1
42
LF+
43
LF_
44
LFO
57
RCLK
63
RALM
58
RFP
3-10
64
60
55
50
45
40
39
PIN PIN
SIGNAL I/O SIGNAL I/O SIGNAL
NO. NO.
RRCLK_ 65 — GND 97 I RATE1
RRCLK+ 66 I TSEN 98 I RATE0
RAVS4 67 I RFCLK 99 I VCLK
RAVD2 68 I RRDENB 100 I CSB
RAVS2 69 O RCA 101 I RSTB
GND 70 O RDAT0 102 — GND
GND 71 O RDAT1 103 — GND
ATP1 72 — GND 104 I WRB
RBYP 73 — V 105 I RDB
CC
LF+ 74 O RDAT2 106 — GND
LF_ 75 O RDAT3 107 —
LFO 76 O RDAT4 108 O INTB
GND 77 O RDAT5 109 I/O
GND 78 O RDAT6 110 I/O
GND 79 O RDAT7 111 I/O
GND 80 — GND 112 I/O
GND 81 — V 113 — GND
CC
XOFF 82 O RXPRTY 114 —
TCP 83 O RSOC 115 I/O
TGFC 84 I TFCLK 116 I/O
TFPO 85 I TWRENB 117 I/O
TCLK 86 O TCA 118 I/O
V 87 I TDAT0 119 I
CC
GND 88 I TDAT1 120 I
RCLK 89 I TDAT2 121 I
RFP 90 I TDAT3 122 I
RGFC 91 I TDAT4 123 I
RCP 92 I TDAT5 124 I
V 93 I TDAT6 125 I
CC
GND 94 I TDAT7 126 I A7/TRS
RALM 95 I TXPRTY 127 I
GND 96 I TSOC 128 — GND
TX
TX FRAMER
TX ATM
ATM
AND
TO CELL
CELL
OVERHEAD
SERIAL PROCESSOR
FIFO
PROCESSOR
RX FRAMER
RX
SERIAL RX ATM
AND
ATM
TO CELL
OVERHEAD
CELL
PROCESSOR
PROCESSOR
FIFO
MICROPROCESSOR
I/F
8
8 109 - 112, 115 - 118
INPUTS
A0 - A7 : ADDRESS BUS
ALE : ADDRESS LATCH ENABLE
ALOS+, ALOS_ : ANALOG LOSS
CSB : CHIP SELECT
RATE0, RATE1 : FRAME FORMAT AND LINE RATE SELECT
RBYP : RECEIVE BYPASS
RDB : READ ENABLE
RFCLK : RECEIVE READ CLOCK
RRCLK+, RRCLK_ : RECEIVE DIFFERENTIAL REFERENCE CLOCK
RRDENB : RECEIVE READ ENABLE
RSTB : RESET
RXD+, RXD_ : RECEIVE DIFFERENTIAL DATA
TBYP : TRANSMIT BYPASS
TDAT0 - TDAT7 : TRANSMIT CELL DATA
TFCLK : TRANSMIT WRITE CLOCK
TGFC : TRANSMIT GENERIC FLOW CONTROL
TRCLK+, TRCLK_ : TRANSMIT DIFFERENTIAL REFERENCE CLOCK
TXPRTY : TRANSMIT PARITY
TSEN : TRISTATE ENABLE
TSOC : TRANSMIT START OF CELL
TWRENB : TRANSMIT WRITE ENABLE
VCLK : VECTOR CLOCK
WRB : WRITE STROBE
XOFF : TRANSMIT OFF
OUTPUTS
INTB : INTERRUPT
RALM : RECEIVE ALARM
RCA : RECEIVE CELL AVAILABLE
RCLK : RECEIVE CLOCK
RCP : RECEIVE GENERIC FLOW CONTROL CELL PULSE
RDAT0 - RDAT7 : RECEIVE CELL DATA
RFP : RECEIVE FRAME PULSE
RGFC : RECEIVE GENERIC FLOW CONTROL
RSOC : RECEIVE START OF CELL
RXDO+, RXDO_ : RECEIVE DIFFERENTIAL DATA
V
CC
RXPRTY : RECEIVE PARITY
TCA : TRANSMIT CELL AVAILABLE
D0
D1 TCLK : TRANSMIT BYTE CLOCK
TCP : TRANSMIT GENERIC FLOW CONTROL CELL PULSE
D2
TFPO : FRAMING POSITION
D3
TXC+, TXC_ : TRANSMIT CLOCK
TXD+, TXD_ : TRANSMIT DIFFERENTIAL DATA
V
CC
D4
INPUTS/OUTPUTS
D5
ATP1, ATP2 : ANALOG TEST
D6
D0 - D7 : DATA BUS
D7
LF+, LF_ : LOOP FILTER
A0
A1 LFO : LOOP FILTER
A2
A3
A4
A5
A6
ALE
54
TCLK
53
TFPO
51
TCP
52
TGFC
50
XOFF
96
TSOC
95
TXPRTY
8
87 - 94
TDAT0 - TDAT7
86
TCA
85
TWRENB
84
TFCLK
83
RSOC
82
RXPRTY
70, 71
8
74 - 79
RDAT0 - RDAT7
69
RCA
68
RRDENB
67
RFCLK
66
TSEN
108
INTB
101
RSTB
105
RDB
104
WRB
100
CSB
127
ALE
119 - 126
A0 - A7
D0 - D7
60
RCP
59
RGFC
LC35256DM-70-TLM (SANYO)
C-MOS 256 K (32,768WORD x 8)-BIT SRAM
—TOP VIEW—
10
A14 1 V 28
IN DD 9
8
WE
A12 2 27
IN IN
7
A7 3 26 A13
IN IN
6
5
A6 4 25 A8
IN IN
4
A5 5 24 A9
IN IN
3
A4 6 23 A11 25
IN IN
24
OE
A3 7 22
IN IN
21
A2 8 21 A10
IN IN
23
CS
2
A1 9 20
IN IN
26
A0 10 19 D7
IN I/O
1
D0 11 18 D6
I/O I/O
D1 12 17 D5
I/O I/O
D2 13 16 D4
I/O I/O
14 GND 15 D3
I/O
A0 - A14 : ADDRESS INPUTS
D0 - D7 : DATA INPUTS/OUTPUTS
CS : CHIP SELECT INPUT
OE : OUTPUT ENABLE INPUT
WE : WRITE ENABLE INPUT
CS OE WE OUTPUTS FUNCTION
1 x x HI-Z NO SELECTION
0 1 1 HI-Z OUTPUT DISABLE
0 0 1 D READ
OUT
0 x 0 D WRITE
IN
11
A0 D0
12
A1 D1
13
A2 D2
15
A3 D3
16
A4 D4
17
A5 D5
18
A6 D6
19
A7 D7
A8
A9
A10
A11
A12
A13
A14
WE CS OE
27 20 22
0 : LOW LEVEL
1 : HIGH LEVEL
x : DON'T CARE
HI-Z : HIGH IMPEDANCE
BDX-N1000