DS2155LN+ Maxim Integrated Products, DS2155LN+ Datasheet - Page 231

• Manufacturer Part Number: DS2155LN+
• Description: IC TXRX T1/E1/J1 1-CHIP 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS2155LN+

• 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: -40°C ~ 85°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: + 85 C
• Minimum Operating Temperature: - 40 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

Figure 37-8. Receive-Side Timing
Note 1: RSYNC is in the output mode.
Note 2: Shown is RLINK/RLCLK in the ESF framing mode.
Note 3: No relationship between RCHCLK and RCHBLK and other signals is implied.
Note 4: RLCLK only pulses high during Sa bit locations as defined in the E1RCR2 register.
RSER / RDATA / RSIG
RFSYNC / RMSYNC
RLINK (E1 MODE)
RLINK (T1MODE)
RCHCLK
RCHBLK
RSYNC
RLCLK
RCLK
2
1
4
t D1
t D2
t D1
Bit Position
Sa4 to Sa8
t D2
t D2
t D2
t D2
231 of 238
1ST FRAME BIT