DS26521L+ Maxim Integrated Products, DS26521L+ Datasheet - Page 250

IC TXRX T1/E1/J1 64-LQFP

DS26521L+

Manufacturer Part Number
DS26521L+
Description
IC TXRX T1/E1/J1 64-LQFP
Manufacturer
Maxim Integrated Products
Type
Line Interface Units (LIUs)r
Datasheet

Specifications of DS26521L+

Number Of Drivers/receivers
1/1
Protocol
T1/E1/J1
Voltage - Supply
3.135 V ~ 3.465 V
Mounting Type
Surface Mount
Package / Case
64-LQFP
Product
Framer
Number Of Transceivers
1
Data Rate
44.736 Mbps
Supply Voltage (max)
3.465 V
Supply Voltage (min)
3.135 V
Supply Current (max)
220 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
13.
The DS26521 IEEE 1149.1 design supports the standard instruction codes SAMPLE:PRELOAD, BYPASS, and
EXTEST. Optional public instructions included are HIGHZ, CLAMP, and IDCODE. See
contains the following as required by IEEE 1149.1 Standard Test Access Port and Boundary Scan Architecture.
The Test Access Port has the necessary interface pins: JTRST , JTCLK, JTMS, JTDI, and JTDO. See the pin
descriptions for details.
Figure 13-1. JTAG Functional Block Diagram
JTAG BOUNDARY SCAN AND TEST ACCESS PORT
Test Access Port (TAP)
TAP Controller
Instruction Register
Bypass Register
Boundary Scan Register
Device Identification Register
10kΩ
V
DD
JTDI
10kΩ
V
DD
JTMS
TEST ACCESS PORT
BOUNDRY SCAN
IDENTIFICATION
CONTROLLER
INSTRUCTION
REGISTER
REGISTER
REGISTER
REGISTER
BYPASS
JTCLK
250 of 258
10kΩ
V
DD
JTRST
SELECT
OUTPUT ENABLE
MUX
DS26521 Single T1/E1/J1 Transceiver
Table
JTDO
13-1. The DS26521

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