Datasheet LT1794 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | Dual 500mA, 200MHz xDSL Line Driver Amplifier |
| Pages / Page | 20 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PACKAGE/ORDER INFORMATION. ELECTRICAL … |
| File Format / Size | PDF / 287 Kb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS (Note 1). PACKAGE/ORDER INFORMATION. ELECTRICAL CHARACTERISTICS. The
Model Line for this Datasheet
Text Version of Document
LT1794
W W W U ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltage (V + to V –) .. ±18V Specified Temperature Range (Note 3) .. – 40°C to 85°C Input Current ... ±10mA Junction Temperature .. 150°C Output Short-Circuit Duration (Note 2) ... Indefinite Storage Temperature Range ... – 65°C to 150°C Operating Temperature Range ... – 40°C to 85°C Lead Temperature (Soldering, 10 sec).. 300°C
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER PART ORDER PART NUMBER TOP VIEW NUMBER V– 1 20 V– NC 1 20 NC NC 2 19 NC LT1794CFE V+ 2 19 V+ LT1794CSW –IN 3 18 OUT LT1794IFE OUT 3 18 OUT LT1794ISW +IN 4 17 V+ V– 4 17 V– SHDN 5 16 NC V– 5 16 V– SHDNREF 6 15 NC V– 6 15 V– +IN 7 14 V+ V– 7 14 V– –IN 8 13 OUT –IN 8 13 –IN NC 9 12 NC +IN 9 12 +IN V– 10 11 V– SHDN 10 11 SHDNREF FE PACKAGE SW PACKAGE 20-LEAD PLASTIC TSSOP 20-LEAD PLASTIC SO TJMAX = 150°C, θJA = 40°C/W, θJC = 3°C/W (Note 4) TJMAX = 150°C, θJA = 40°C/W, θJC = 3°C/W (Note 4) UNDERSIDE METAL CONNECTED TO V– Consult factory for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full specified temperature range, otherwise specifications are at TA = 25
°
C. VCM = 0V, pulse tested,
±
5V
≤
VS
≤ ±
15V, VSHDNREF = 0V, RBIAS = 24.9k between V + and SHDN unless otherwise noted. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage 1 5.0 mV ● 7.5 mV Input Offset Voltage Matching 0.3 5.0 mV ● 7.5 mV Input Offset Voltage Drift ● 10 µV/°C IOS Input Offset Current 100 500 nA ● 800 nA IB Input Bias Current ±0.1 ±4 µA ● ±6 µA Input Bias Current Matching 100 500 nA ● 800 nA en Input Noise Voltage Density f = 10kHz 8 nV/√Hz in Input Noise Current Density f = 10kHz 0.8 pA/√Hz RIN Input Resistance VCM = (V+ – 2V) to (V–+ 2V) ● 5 50 MΩ Differential 6.5 MΩ 2
W W W U ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltage (V + to V –) .. ±18V Specified Temperature Range (Note 3) .. – 40°C to 85°C Input Current ... ±10mA Junction Temperature .. 150°C Output Short-Circuit Duration (Note 2) ... Indefinite Storage Temperature Range ... – 65°C to 150°C Operating Temperature Range ... – 40°C to 85°C Lead Temperature (Soldering, 10 sec).. 300°C
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER PART ORDER PART NUMBER TOP VIEW NUMBER V– 1 20 V– NC 1 20 NC NC 2 19 NC LT1794CFE V+ 2 19 V+ LT1794CSW –IN 3 18 OUT LT1794IFE OUT 3 18 OUT LT1794ISW +IN 4 17 V+ V– 4 17 V– SHDN 5 16 NC V– 5 16 V– SHDNREF 6 15 NC V– 6 15 V– +IN 7 14 V+ V– 7 14 V– –IN 8 13 OUT –IN 8 13 –IN NC 9 12 NC +IN 9 12 +IN V– 10 11 V– SHDN 10 11 SHDNREF FE PACKAGE SW PACKAGE 20-LEAD PLASTIC TSSOP 20-LEAD PLASTIC SO TJMAX = 150°C, θJA = 40°C/W, θJC = 3°C/W (Note 4) TJMAX = 150°C, θJA = 40°C/W, θJC = 3°C/W (Note 4) UNDERSIDE METAL CONNECTED TO V– Consult factory for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full specified temperature range, otherwise specifications are at TA = 25
°
C. VCM = 0V, pulse tested,
±
5V
≤
VS
≤ ±
15V, VSHDNREF = 0V, RBIAS = 24.9k between V + and SHDN unless otherwise noted. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage 1 5.0 mV ● 7.5 mV Input Offset Voltage Matching 0.3 5.0 mV ● 7.5 mV Input Offset Voltage Drift ● 10 µV/°C IOS Input Offset Current 100 500 nA ● 800 nA IB Input Bias Current ±0.1 ±4 µA ● ±6 µA Input Bias Current Matching 100 500 nA ● 800 nA en Input Noise Voltage Density f = 10kHz 8 nV/√Hz in Input Noise Current Density f = 10kHz 0.8 pA/√Hz RIN Input Resistance VCM = (V+ – 2V) to (V–+ 2V) ● 5 50 MΩ Differential 6.5 MΩ 2