DS2155LN+ Maxim Integrated Products, DS2155LN+ Datasheet - Page 196

• 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 33-2. E1 Transmit Flow Diagram
LBCR1.1 PLB
ESCR.4 TESE
HSIE1-4
through
PCPR
KEY
- PIN
- SELECTOR
- REGISTER
TSER
Estore Mux
TDATA
Hardware
TESO
Signaling
Loopback Mux
ESTORE
Payload
TX
HDLC DS0
Mux #1
TSIG
HDLC Sa-bit
Mux #1
Off-Chip
Connection
HDLC DS0
Mux #2
196 of 238
HDLC Sa-bit
Engine
HDLC
RDATA
From
E1_rcv_logic
Mux #2
#1
BERT Mux
Idle Code MUX
Engine
BERT
Engine #2
HDLC
To Per-Channel Mux
Idle Code
Array
THMS1 H1TC.4
THMS1 H1TC.4
E1 TRANSMIT
T1SaBE4-
T1SaBE8
H1TTSBS
THMS2 H2TC.4
DIAGRAM
T2SaBE4-T2SaBE8
THMS2 H2TC.4
FLOW
BERTEN (BIC.0)
H2TTSBS
TCICE1-4
H1TTSBS.4 - H1TTSBS.0
H2TCS1-4
H1TCS1-4
BTCS1-4
H2TTSBS.4 - H2TTSBS.0
from PCPR