Datasheet LTC6957-1, LTC6957-2, LTC6957-3, LTC6957-4 (Analog Devices) - 10

LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4
TYPICAL PERFORMANCE CHARACTERISTICS LTC6957-1 Input Self Bias Voltage vs Temperature Supply Current vs Supply Voltage Supply Current vs Temperature
2.20 20 18.6 V+ = 3.45V NO OUTPUT LOADS NO OUTPUT LOADS 18 18.8 2.15 16 18.4 TA = 125°C V+ = 3.45V 18.2 2.10 14 V+ = 3.3V V+ = 3.3V 12 18.0 T V+ = 3.15V 2.05 10 A = –55°C TA = 25°C 17.8 8 17.4 INPUT VOLTAGE (V) 2.00 V+ = 3.15V 6 17.2 SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) 17.0 1.95 4 2 16.8 1.90 0 16.6 –55 –35 –15 5 25 45 65 85 105 125 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 69571234 G01 69571234 G02 69571234 G03
Output Voltage vs Load Current Output Voltage vs Temperature Supply Current vs Temperature
2.55 2.4 58 V+ = 3.3V 2.50 50Ω LOADS TO 1.3V 2.45 56 V+ = 3.45V VOH 2.40 VOH 2.2 2.35 54 V+ = 3.3V 2.30 52 1.60 V+ = 3.15V 1.55 1.6 50 OUTPUT VOLTAGE (V) 1.50 OUTPUT VOLTAGE (V) VOL SUPPLY CURRENT (mA) 1.45 VOL 48 1.40 50Ω “Y” LOAD TO GROUND ON BOTH CHANNELS 1.35 1.4 46 –10 –8 –6 –4 –2 0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 LOAD CURRENT (mA) TEMPERATURE (°C) TEMPERATURE (°C) 69571234 G04 69571234 G05 69571234 G06
Enable and Wakeup Typical Distribution of Skew Differential Output vs Frequency
2.5V 100 1.8 OUT1+ TO OUT2+ RISING EDGE 2.0V TYPICAL OF ALL OUTPUT EDGES/PAIRS 1.6 WAKE-UP: ) 1.5V OUTPUTS WITH 80 2 LOTS, 400 1.4 OTHER CHANNEL OFF UNITS EACH, P-P 2.5V 3 TEMPERATURES 1.2 2.0V 60 = 125°C 125°C = 25°C 1.0 1.5V = –55°C 0.8 25°C 3.0V ENABLE: OUTPUTS WITH 40 OTHER CHANNEL ON 0.6 0V NUMBER OF UNITS SD 20 DIFFERENTIAL OUTPUT (V 0.4 –55°C 20ns/DIV 69571234 G07 0.2 MULTIPLE EXPOSURES, PERSISTENCE MODE 0dBm INPUT CLOCK I/O = 120MHz 0 0 SD DRIVE ~ 140kHz, ASYNCHRONOUS –10 –8 –6 –4 –2 0 2 4 6 8 10 0 250 500 750 1000 1250 1500 1750 2000 tSKEW (ps) 69571234 G08 FREQUENCY (MHz) PRODUCTION DATA, 69571234 G09 1ps RESOLUTION, ~1-2ps UNCERTAINTY 6957fb 10 For more information www.linear.com/LTC6957-1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Timing Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts