DATASHEET ISL5957 FN6080 Rev 2.00 14-Bit, +3.3V, 260+MSPS, High Speed D/A Converter September 29, 2015 The ISL5957 is a 14-bit, 260+MSPS (Mega Samples Per Features Second), CMOS, high speed, low power, D/A (digital to Low Power . 103mW with 20mA Output at 130MSPS analog) converter, designed specifically for use in high performance communication systems such as base Adjustable Full Scale Output Current . 2mA to 20mA transceiver stations utilizing 2.5G or 3G cellular protocols. +3.3V Power Supply This device complements the ISL5x57 family of high speed 3V LVCMOS Compatible Inputs converters, which include 10, 12, and 14-bit devices. Excellent Spurious Free Dynamic Range (75dBc to Nyquist, f = 130MSPS, f = 10MHz) Ordering Information S OUT UMTS Adjacent Channel Power =71dB at 19.2MHz TEMP. PACKAGE PART RANGE (RoHS PKG. CLOCK EDGE/GSM SFDR = 94dBc at 11MHz in 20MHz Window NUMBER (C) Complant) DWG. SPEED Pin compatible, 3.3V, Lower Power Replacement For The ISL5957IBZ -40 to 85 28 Ld SOIC M28.3 260MHz AD9754 and HI5960 (See Note) (No longer Pb-Free Available (RoHS Compliant) available, recommended Applications replacement: ISL5957IAZ) Cellular Infrastructure - Single or Multi-Carrier: IS-136, IS-95, GSM, EDGE, CDMA2000, WCDMA, TDS-CDMA ISL5957IAZ -40 to 85 28 Ld TSSOP M28.173 260MHz (See Note) BWA Infrastructure NOTE: Intersil Pb-free products employ special Pb-free material Medical/Test Instrumentation sets molding compounds/die attach materials and 100% matte tin plate termination finish, which are RoHS compliant and compatible Wireless Communication Systems with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that High Resolution Imaging Systems meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020C. Arbitrary Waveform Generators Pinout ISL5957 TOP VIEW D13 (MSB) 1 28 CLK D12 2 27 DV DD D11 3 26 DCOM D10 4 25 NC D9 5 24 AV DD D8 6 23 COMP 22 D7 7 IOUTA D6 8 21 IOUTB D5 9 20 ACOM D4 10 19 NC D3 11 18 FSADJ D2 12 17 REFIO D1 13 16 REFLO D0 (LSB) 14 15 SLEEP FN6080 Rev 2.00 Page 1 of 14 September 29, 2015ISL5957 Typical Applications Circuit ISL5957 ONE CONNECTION (25, 19) NC D13 D13 (1) (15) SLEEP D12 D12 (2) DCOM ACOM (16) REFLO D11 D11 (3) D10 D10 (4) (17) REFIO D9 D9 (5) 0.1 F D8 D8 (6) D7 D7 (7) (18) FSADJ D6 D6 (8) R 1.91k SET 1:1, Z1:Z2 D5 D5 (9) (22) IOUTA D4 D4 (10) 50 (50 ) (21) IOUTB D3 D3 (11) REPRESENTS D2 D2 (12) ANY 50 LOAD D1 D1 (13) D0 D0 (LSB) (14) (23) COMP CLK (28) 0.1 F DCOM (26) 50 (20) ACOM FERRITE BEAD BEAD (24) AV DV (27) DD DD + + 10H 10 H +3.3V (V ) DD 10 F 0.1 F 0.1 F 10 F Functional Block Diagram IOUTA IOUTB (LSB) D0 D1 CASCODE CURRENT D2 SOURCE INPUT D3 LATCH D4 D5 9 LSBs SWITCH 40 40 + D6 MATRIX 31 MSB D7 SEGMENTS D8 D9 D10 UPPER D11 5-BIT D12 DECODER (MSB) D13 COMP CLK INT/EXT BIAS VOLTAGE GENERATION REFERENCE REFLO REFIO FSADJ SLEEP FN6080 Rev 2.00 Page 2 of 14 September 29, 2015