DS31256 Maxim Integrated Products, DS31256 Datasheet - Page 3

• Manufacturer Part Number: DS31256
• Description: IC CTRLR HDLC 256-CHANNEL 256BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS31256

• Controller Type: HDLC Controller
• Interface: Serial
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 500mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

10.
11.
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9.3
10.1
10.2
11.1
11.2
11.3
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12.4
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17.4
9.2.5
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
10.1.1
10.1.2
10.1.3
10.1.4
10.1.5
10.1.6
10.1.7
10.1.8
10.2.1
10.2.2
10.2.3
10.2.4
11.1.1
11.1.2
PCI BUS.......................................................................................................................130
LOCAL BUS ................................................................................................................147
JTAG............................................................................................................................163
AC CHARACTERISTICS .............................................................................................168
REVISION HISTORY ...................................................................................................176
PACKAGE INFORMATION .........................................................................................177
THERMAL CHARACTERISTICS.................................................................................178
APPLICATIONS...........................................................................................................179
T
G
PCI C
G
L
E
JTAG D
TAP C
I
T
256-
16 P
D
S
S
NSTRUCTION
OCAL
RANSMIT
EST
XAMPLES OF
INGLE
INGLE
UAL
ENERAL
ENERAL
DMA Channel Configuration RAM .................................................................................................... 102
Overview ........................................................................................................................................... 105
Packet Descriptors ............................................................................................................................ 114
Pending Queue ................................................................................................................................. 116
Done Queue...................................................................................................................................... 120
DMA Configuration RAM................................................................................................................... 125
PCI Read Cycle................................................................................................................................. 131
PCI Write Cycle................................................................................................................................. 132
PCI Bus Arbitration............................................................................................................................ 133
PCI Initiator Abort.............................................................................................................................. 133
PCI Target Retry ............................................................................................................................... 134
PCI Target Disconnect ...................................................................................................................... 134
PCI Target Abort ............................................................................................................................... 135
PCI Fast Back-to-Back...................................................................................................................... 136
Command Bits (PCMD0)................................................................................................................... 138
Status Bits (PCMD0) ......................................................................................................................... 139
Command Bits (PCMD1)................................................................................................................... 143
Status Bits (PCMD1) ......................................................................................................................... 144
PCI Bridge Mode............................................................................................................................... 149
Configuration Mode........................................................................................................................... 151
PIN
ORT
R
T3
ONFIGURATION
ONTROLLER
B
EGISTERS
T3
T3
ESCRIPTION
PBGA (27
US
WITH
T1
D
D
S
WITH
WITH
ESCRIPTION OF
ESCRIPTION
B
IDE
OR
RIDGE
R
B
256 HDLC C
EGISTER AND
.......................................................................................................................105
US
E1
512 HDLC C
672 HDLC C
.....................................................................................................................167
MM X
T
S
WITH
M
IMING FOR
................................................................................................................163
TATE
R
ODE
EGISTER
...........................................................................................................147
27
256 HDLC C
M
C
O
MM
HANNEL
ACHINE
ONTROL
PERATION
I
NSTRUCTIONS
HANNEL
HANNEL
) ...............................................................................................177
L
D
OCAL
ESCRIPTION
D
S
R
ESCRIPTION
UPPORT
B
S
S
HANNEL
EGISTER
...................................................................................130
US
UPPORT
UPPORT
3 of 183
PCI B
............................................................................166
.........................................................................137
........................................................................181
S
D
......................................................................182
......................................................................183
UPPORT
ESCRIPTION
RIDGE
...................................................................164
M
.........................................................180
ODE
..................................................153
O
PERATION
.............................155