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参数资料
型号： DS21Q554
英文描述： Quad T1/E1 Transceiver 5V
中文描述： 四路T1/E1收发器(3.3V, 5.0V)
文件页数： 6/13页
文件大小： 163K
代理商： DS21Q554
DALLAS SEMICONDUCTOR DS21Q352/DS21Q552/DS21Q354/DS21Q554 Preliminary Data Sheet
December 29, 1998
6
Lead Description Sorted by Symbol
Table 2
Lead
Symbol
M1
8MCLK1
H17
8MCLK2
F4
8MCLK3
V13
8MCLK4
U3
A0
L17
A1
V2
A2
T4
A3
V8
A4
H4
A5
U8
A6
P4
A7/ALE
P2
BTS
W6
CI1
F18
CI2
D7
CI3
T20
CI4
V9
CO1
B17
CO2
A6
CO3
J20
CO4
P3
CS1*
A14
CS2*
B5
CS3*
K17
CS4*
U11
D0/AD0
J19
D1/AD1
W15
D2/AD2
U7
D3/AD3
U9
D4/AD4
U5
D5/AD5
V4
D6/AD6
U4
D7/AD7
J3
DVDD1
N4
DVDD1
U2
DVDD1
V5
DVDD1
B12
DVDD2
C12
DVDD2
C16
DVDD2
D18
DVDD2
A9
DVDD3
B3
DVDD3
B6
DVDD3
C4
DVDD3
G20
DVDD4
M17
DVDD4
M20
DVDD4
P18
DVDD4
H3
DVSS1
J4
DVSS1
U6
DVSS1
W8
DVSS1
I/O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
O
O
O
O
I
I
I
I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Description
8.192 MHz Clock Based on RCLK1.
8.192 MHz Clock Based on RCLK2.
8.192 MHz Clock Based on RCLK3.
8.192 MHz Clock Based on RCLK4.
Address Bus Bit 0 (lsb).
Address Bus Bit 1.
Address Bus Bit 2.
Address Bus Bit 3.
Address Bus Bit 4.
Address Bus Bit 5.
Address Bus Bit 6.
Address Bus Bit 7 (msb) / Address Latch Enable.
Bus Type Select (0 = Intel / 1 = Motorola),
Carry Input for Interleaved Bus Operation for SCT1.
Carry Input for Interleaved Bus Operation for SCT2.
Carry Input for Interleaved Bus Operation for SCT3.
Carry Input for Interleaved Bus Operation for SCT4.
Carry Output for Interleaved Bus Operation for SCT1.
Carry Output for Interleaved Bus Operation for SCT2.
Carry Output for Interleaved Bus Operation for SCT3.
Carry Output for Interleaved Bus Operation for SCT4.
Chip Select for SCT1.
Chip Select for SCT2.
Chip Select for SCT3.
Chip Select for SCT4.
Data Bus Bit 0/ Address/Data Bus Bit 0 (lsb).
Data Bus Bit 1/ Address/Data Bus Bit 1.
Data Bus Bit 2/Address/Data Bus Bit 2.
Data Bus Bit 3/Address/Data Bus Bit 3.
Data Bus Bit 4/Address/Data Bus Bit 4.
Data Bus Bit 5/Address/Data Bus Bit 5.
Data Bus Bit 6/Address/Data Bus Bit 6.
Data Bus Bit 7/Address/Data Bus Bit 7 (msb).
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Positive Supply.
Digital Signal Ground.
Digital Signal Ground.
Digital Signal Ground.
Digital Signal Ground.
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DS21Q554BN+ 功能描述:网络控制器与处理器 IC Quad E1 Transceiver RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流（最大值）:595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
DS21Q554BW 功能描述:网络控制器与处理器 IC RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流（最大值）:595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
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