NJM1294 SINGLE SUPPLY DUAL AMPLIFIER GENERAL DESCRIPTION The NJM1294 is a single-supply dual operational amplifier, which can operate from 2V supply. The features are low offset voltage, low bias current. The package lineup is DIP, SIP, DMP and others compact so that the NJM1294 is suitable for audio for low voltage operation and any other kind of signal amplifier. FEATURES Operating Voltage +2V to +14V Input Offset Voltage 5mV max. Slew Rate.7V/µs typ. Operating Current.7mA typ. Bipolar Technology Package Outline DIP8, SIP8, DMP8, SOP8 JEDEC 15mil, SSOP8 MSOP8 (VSP8)MEET JEDEC MO-187-DA MSOP8 (TVSP8)MEET JEDEC MO-187-DA/THIN TYPE PACKAGE OUTLINE NJM1294D ( DIP8 ) NJM1294M ( DMP8 ) NJM1294L ( SIP8 ) NJM1294E ( SOP8 ) PIN CONFIGURATION NJM1294V ( SSOP8 ) NJM1294R/RB1 (MSOP8(VSP8)) (MSOP8(TVSP8)) 1 2 3 4 Top View A B 8 7 6 5 A 1 2 3 4 5 6 7 8 B PIN FUNCTION 1. A OUTPUT 2. A -INPUT 3. A +INPUT 4. (V - ) 5. B +INPUT 6. B -INPUT 7. B OUTPUT 8. V + NJM1294D/1294M/1294E NJM1294V/1294R/1294RB1 NJM1294L EQUIVALENT CIRCUIT (1/2Shown) V+ -INPUT +INPUT OUTPUT (V-) Ver.213-3-14 1
NJM1294 ABSOLUTE MAXIMUM RATING (Ta=25 C) PARAMETER SYMBOL RATING UNIT Supply Voltage V + 15 V Differential Input Voltage V ID 14 (Note1) V Input Voltage V IC -.3~+14 (Note1) V Power Dissipation (stand alone) P D DIP8: 5 DMP8: 3 SOP8: 3 SSOP8: 25 MSOP8(VSP8/TVSP8): 32 SIP8: 8 mw Operating Temperature Range Topr -4~+85 ºC Storage Temperature Range Tstg -5~+125 ºC (Note1) For supply voltage less than 14V, the absolute maximum rating is equal to the supply voltage. ELECTRICAL CHARACTERISTICS (, Ta=25 C) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT Operating Voltage V opr 2-14 V Input Offset Voltage V IO R S =Ω - 1 5 mv Input Offset Current I IO - 5 5 na Input Bias Current I B - 2 15 na Large Signal Voltage Gain A V R L 2kΩ - 1 - db Maximum Output Voltage Swing V OPP R L =2kΩ - - V Common Mode Input Voltage Range V ICM ~ - - V Common Mode Rejection Ratio CMR - 85 - db Supply Voltage Rejection Ratio SVR - 1 - db Output Source Current I SOURCE V IN +=1V, V IN -=V 2 4 - ma Output Sink Current I SINK V IN +=V, V IN -=1V 8 3 - ma Channel Separation CS f=1k~2khz - 12 - db Operating Current I CC R L = -.7 1.2 ma Slew Rate SR R L =2kΩ, A V =db, f=1khz -.7 - V/µs Gain Bandwidth Product GB - - MHz Ver.213-3-14 2
NJM1294 1.6 1.4 Supply Current vs. Supply Voltage R L =, Ta=25ºC Supply Current vs. Temperature 1.6 1.4 Supply Current Icc [ma] 1.2 1..8.6.4 Supply Current Icc [ma] 1.2 1..8.6.4.2.2. 2 4 6 8 1 12 14 16. -5-25 25 5 75 1 125 3. Input Offset Voltage vs. Supply Voltage V CM =V + /2, Ta=25ºC 3. Input Offset Voltage vs. Temperature V CM =V + /2 Input Offset Voltage V IO [mv] 2. 1.. -1. -2. Input Offset Voltage V IO [mv] 2. 1.. -1. -2. -3. 3 6 9 12 15-3. -5-25 25 5 75 1 125 Input Offset Voltage V IO [mv] 3. 2. 1..5. -.5-1. - -2. - -3. Input Offset Voltage vs. Common Mode Input Voltage 1 2 3 4 Common Mode Input Voltage V CM [V] Input Bias Current I B [na] 1 9 8 7 6 5 4 3 2 1 Input Bias Current vs. Supply Voltage V CM =V + /2, Ta=25ºC 3 6 9 12 15 Ver.213-3-14 3
NJM1294 1 Input Bias Current vs. Temperature V CM =V + /2 14 Gain vs. Supply Voltage Ta=25ºC, V CM =V + /2, R L =2kΩ Input Bias Current I B [na] 9 8 7 6 5 4 3 2 1 Voltage Gain A V [db] 12 1 8 6 4 2-5 -25 25 5 75 1 125 3 5 7 9 11 13 15 14 Gain vs. Temperature, V CM =V + /2 14 CMR vs. Temperature, V CM =V + /2 Voltage Gain A V [db] 12 1 8 6 4 2 Common Mode Rejection Ratio [db] 12 1 8 6 4 2-5 -25 25 5 75 1 125-5 -25 25 5 75 1 125 14 SVR vs. Temperature, V CM =V + /2 4. Maximum Output Voltage Swing vs. Load Resistance, R L to V, Ta=25ºC Supply Voltage Rejection Ratio [db] 12 1 8 6 4 2 Maximum Output Voltage Swing V OPP [V] 3. 2. 1..5. -5-25 25 5 75 1 125 1 1k 1k 1k Load Resistance R L [Ω] Ver.213-3-14 4
NJM1294 8 Maximum Output Voltage vs. Supply Voltage R L =, Ta=25ºC 8 Maximum Output Voltage vs. Temperature R L = 6 4 2-2 -4-6 6 4 2-2 -4-6 V + /V - =±V V + /V - =±V V + /V - =±6V -8 ±1 ±2 ±3 ±4 ±5 ±6 ±7 Supply Voltage V + /V - [V] -8-5 -25 25 5 75 1 125 4. 3. 2. 1..5 Maximum Output Voltage vs. Output Source Current Maximum Output Voltage vs. Output Sink Current 4. 3. 2. 1..5..1 1 1 1 Output Source Current I SOURCE [ma]..1.1 1 1 1 Output Sink Current I SINK [ma] Output Source Current I SOURCE [ma] 1 9 8 7 6 5 4 3 2 1 Output Source Current vs. Temperature V O =V -5-25 25 5 75 1 125 Output Sink Current I SINK [ma] 1 9 8 7 6 5 4 3 2 1 Output Sink Current vs. Temperature V O =V + -5-25 25 5 75 1 125 Ver.213-3-14 5
NJM1294 Maximum Output Voltage Swing V OPP [V] Maximum Output Voltage Swing vs. Frequency, V CM =V, R L to V, Ta=25ºC 4. 3. 2. 1..5. 1 1k 1k 1k 1M Frequency f [Hz] Voltage Gain [db] 5 45 4 35 3 25 2 15 1 5 Gain Phase 4dB Gain/Phase vs. Frequency, R L =, Ta=25ºC -18 1 1k 1k 1k 1M 1M Frequency f [Hz] -3-6 -9-12 -15 Phase Ø [deg] Pulse Response (Rise) Pulse Response (Fall) Input Voltage [1V/div] Input Voltage [1V/div] Output Output Time t [1µs/div] Time t [1µs/div] [CAUTION] The specifications on this data book are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this data book are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. Ver.213-3-14 6