DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 225
DS21Q55
Manufacturer Part Number
DS21Q55
Description
IC TXRX QUAD T1/E1/J1 SCT 256BGA
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q55.pdf
(237 pages)
Specifications of DS21Q55
Function
Transceiver
Interface
E1, J1, T1
Number Of Circuits
4
Voltage - Supply
3.14 V ~ 3.47 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
256-BGA
Includes
BERT Generator and Detector, Dual HDLC Controllers
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Power (watts)
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS21Q552
Manufacturer:
DALLAS
Quantity:
319
Company:
Part Number:
DS21Q552BN+
Manufacturer:
Maxim Integrated
Quantity:
10 000
Part Number:
DS21Q554
Manufacturer:
DALLAS
Quantity:
20 000
Part Number:
DS21Q554B+
Manufacturer:
MAXIM/美信
Quantity:
20 000
Figure 33-3. Motorola Bus Timing (BTS = 1/MUX = 1)
AD0–AD7
AD0–AD7
(write)
(read)
R/ W
AS
DS
CS
PW EL
t ASD
t
t ASL
ASL
PW
t
AHL
t
ASH
AHL
t RWS
t ASED
225 of 237
t CS
t
DDR
t CYC
t
DSW
PW EH
t CH
t
t
DHW
DHR
t
RWH