DS2154L+ Maxim Integrated Products, DS2154L+ Datasheet - Page 66

• Manufacturer Part Number: DS2154L+
• Description: IC TXRX E1 1CHIP 5V ENH 100-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of DS2154L+

• Number Of Drivers/receivers: 1/1
• Protocol: E1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 1.544 Mbps
• Supply Voltage (max): 5.25 V
• Supply Voltage (min): 4.75 V
• Supply Current (max): 75 mA (Typ)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Ic Interface Type: Parallel, Serial
• Supply Voltage Range: 4.75V To 5.25V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: LQFP
• No. Of Pins: 100
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 13-1. External Analog Connections
NOTE 1: RESISTOR VALUES ARE ±1%.
NOTE 2: THE R
NOTE 3: THE R
NOTE 4: FOR 75Ω TERMINATION, R
NOTE 5: SEE THE SEPARATE APPLICATION NOTE FOR DETAILS ON HOW TO CONSTRUCT A PROTECTED INTERFACE.
NOTE 6: EITHER A CRYSTAL CAN BE APPLIED ACROSS THE MCLK AND XTALD PINS OR A TTL LEVEL CLOCK CAN BE APPLIED TO JUST MCLK.
NOTE 7: C1 AND C2 SHOULD BE 5PF LOWER THAN TWO TIMES THE NOMINAL LOADING CAPACITANCE OF THE CRYSTAL TO ADJUST FOR THE
INPUT CAPACITANCE OF THE DS2154.
T
R
RESISTORS ARE USED TO INCREASE THE TRANSMITTER RETURN LOSS OR TO PROTECT THE DEVICE FROM OVERVOLTAGE.
RESISTORS ARE USED TO TERMINATE THE RECEIVE E1 LINE.
R
= 37.4Ω; FOR 120Ω TERMINATION R
66 of 87
R
= 60Ω.
DS2154