TS1854IPT STMicroelectronics

TS185x, TS185xA 1.8 V input/output, rail-to-rail, low power operational amplifiers Features Pin connections (top view) Operating range from V = 1.8 to 6 V CC TS1851ILT Rail-to-rail input and output Out V 1 5 CC+ Extended V (V - 0.2 V to V + 0.2 V) icm CC- CC + V 2 CC- Low supply current (120 A) In- 3 4 In+ Good accuracy (1 mV max for A version) Gain bandwidth product (530 kHz) TS1851ID/IDT High unity gain stability (able to drive 500 pF) N.C. 1 8 N.C. ESD tolerance (2 kV) In- 2 7 V CC+ Latch-up immunity + In+ 3 6 Out Available in SOT23-5 micropackage V 4 5 N.C. CC- Applications TS1852ID/IDT-TS1852IST-TS1852IPT Two-cell battery-powered systems OuOut1t1 11 88 VV CCCC++ Battery-powered electronic equipment InIn1-1- 22 77 OuOut2t2 Cordless phones IIn1+n1+ ++ IIn2-n2- 33 66 ++ Cellular phones IIn2+n2+ VV 44 55 CCCC-- Laptops TS1854ID/IDT-TS1854IPT PDAs 11 1414 OutOut44 OutOut11 Description IIn1-n1- 22 1313 InIn4-4- The TS185x (single, dual and quad) can operate ++ ++ InIn1+1+ 33 1212 InIn4+4+ with voltages as low as 1.8 V. They feature both VV 44 1111 VV CCCC++ CCCC-- input and output rail-to-rail (1.71 at V = 1.8 V, CC InIn2+2+ 55 1010 InIn3+3+ R =2k), 120 A current consumption and ++ ++ L InIn3-3- 530 kHz gain bandwidth product. 99 66 IIn2-n2- OutOut22 77 OutOut33 88 With this low consumption and a sufficient GBP for many applications, these operational amplifiers are well-suited to all kinds of battery Table 1. Device summary supplied and portable applications. Single Dual Quad Reference The TS1851 is housed in the space-saving 5-pin version version version SOT23-5 package, which simplifies board design TS185x TS1851 TS1852 TS1854 (outside dimensions are 2.8 mm x 2.9 mm). TS185xA TS1851A TS1852A TS1854A March 2010 Doc ID 6991 Rev 4 1/24 www.st.com 24Contents TS185x, TS185xA Contents 1 Absolute maximum ratings and operating conditions . 3 2 Electrical characteristics . 5 3 Package information 15 3.1 SO-8 package information 16 3.2 TSSOP8 package information . 17 3.3 MiniSO-8 package information . 18 3.4 SO-14 package information . 19 3.5 TSSOP14 package information 20 3.6 SOT23-5 package information . 21 4 Ordering information . 22 5 Revision history . 23 2/24 Doc ID 6991 Rev 4