Low Noise, High Performance THAT Corporation Microphone Preamplifier IC THAT 1510, 1512 FEATURES APPLICATIONS Excellent noise performance Mixing Consoles through the entire gain range Public Address Systems Exceptionally low THD+N over the Analog and Digital Snakes full audio bandwidth Breakout Boxes for Low power consumption: 7mA typ. Digital Systems Wide bandwidth: 3MHz typ. Sonar G=1000 (THAT 1510) Paging and Intercom systems High Slew Rate: 28 V/ s G=10 and C =50pF (THAT 1510) Instrumentation L Wide Output Swing: 13V typ. on 15V supplies Gain adjustable from 1 to >1000 with a single external resistor Drop-in compatible with SSM-2017 (THAT 1510) Description The THAT 1510 and 1512 are high perfor- process, the THAT 1510 and 1512 improve on mance audio preamplifiers suitable for micro- existing integrated microphone preamps by of- phone preamp and bus summing applications. fering lower noise at low gains, better distor- The ICs are pin compatible with the Analog De- tion characteristics, lower power consumption, vices SSM2017 in both the 8-pin DIP and higher slew rate and bandwidth, and increased 16-pin SOIC packages. output voltage swing. The parts are fully pro- tected against ESD on all critical pins, and reli- The THAT1512 follows a different gain ability is further enhanced by their reduced equation than the 1510, but exhibits signifi- power requirements. cantly lower noise at lower gain settings and is recommended for new designs. In short, the THAT 1510 and 1512 provide superior performance in a popular format at an Designed from the ground up in THAT s complementary bipolar, dielectric isolation affordable price. PinName DIP SO16 V+ RG1 1 2 5k -In 2 4 5k (10k) +In 3 5 +1 - Out V- 4 7 + +1 Ref 5 10 5k Out 6 11 -In (10k) V+ 7 13 5k +In RG2 8 15 Table 1. 1510 / 1512 pin assignments 5k Ref RG1 GainEquation DIP-8 SO16 RG2 5k 10k G 1 1510P 1510S RG 5k 1512P 1512S G 05. V- RG Table 2. Ordering Information Figure 1. THAT 1510 / 1512 Equivalent Circuit Diagram (THAT 1512 values shown in parentheses) THAT Corporation 45 Sumner Street Milford, Massachusetts 01757-1656 USA Tel: +1 508 478-9200 Fax: +1 508 478-0990 Web: www.thatcorp.comPage 2 THAT 1510 / 1512 Microphone Preamplifier Preliminary Information 1 SPECIFICATIONS Absolute Maximum Ratings (T = 25C) A Positive Supply Voltage (V ) +20 V Operating Temperature Range (T ) -40 to +85C CC OP Negative Supply Voltage (V ) -20 V Storage Temperature Range (T ) -40 to +125C EE ST Output Short-Circuit Duration (t ) Continuous Junction Temperature (T ) 150C SH J Lead Temp. (T ) (Soldering 10 sec) 260 C LEAD Recommended Operating Conditions Parameter Symbol Conditions Min Typ Max Units Positive Supply Voltage V +5 +20 V CC Negative Supply Voltage V -5 -20 V EE 2 Electrical Characteristics 1510 1512 Parameter Symbol Conditions Min Typ Max Min Typ Max Units Supply Current I , I No signal 6.1 8.2 6.1 8.2 mA CC EE V = V = 20V 8.4 8.4 mA CC EE Input Bias Current I No signal Either input 8.6 25 8.6 25 A B connected to GND Input Offset Current I No signal 2.5 2.5 A B-OFF Output Referred Offset Voltage Vos No Signal, V =0 50 25 mV OR CM Input Referred Offset Voltage Vos 60 dB gain 1.2 1.2 mV IR Input Voltage Range Common Mode V Common mode, all gains 13 13 V IN-CM Normal Mode V Unbalanced 13 13 V IN-UNBAL One input to GND, 0dB gain Differential Gain G 0 70 0 60 dB diff Ref Input Voltage Range 8 8 V Ref Input Impedance 10 15 k Ref Input Gain to Output 0 0 dB Input Impedance Z Differential IN-DIFF 0dB gain 32 1.9 37 1.9 M pF 20dB gain 32 2.0 37 2.0 M pF 40dB gain 32 2.5 36 3.1 M pF 60dB gain 29 8.0 31 13.9 M pF Z Common mode IN-CM all gains 8 7.7 9 7.7 M pF 1. All specifications are subject to change without notice. 2. Unless otherwise noted, V = +15V, V = -15V, T =25C, CC EE A THAT Corporation 45 Sumner Street Milford, Massachusetts 01757-1656 USA Tel: +1 508 478-9200 Fax: +1 508 478-0990 Web: www.thatcorp.com