DS2155L+ Maxim Integrated Products, DS2155L+ Datasheet - Page 233

• Manufacturer Part Number: DS2155L+
• Description: IC TXRX T1/E1/J1 1-CHIP 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS2155L+

• Function: Single-Chip Transceiver
• Interface: E1, HDLC, J1, T1
• Number Of Circuits: 1
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Includes: BERT Generator and Detector, CMI Coder and Decoder, HDLC Controller
• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 64 Kbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 75 mA (Typ)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

DS2155
37.4 Backplane Clock Timing: AC Characteristics
AC CHARACTERISTICS: BACKPLANE CLOCK SYNTHESIS
Figure 37-11
(
)
= 3.3V ±5%, T
= 3.3V ±5%, T
(V
= 0°C to +70°C for DS2155L; V
= -40°C to +85°C for DS2155LN.)
DD
A
DD
A
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Delay RCLK to BPCLK
t
10
ns
D1
Figure 37-11 Receive Timing Delay RCLK to BPCLK
RCLK
t D1
BPCLK
Note 1: If RCLK is 1.544 MHz, BPCLK will be asynchronous.
233 of 238