S-93C46C/56C/66C/76C/86C 2 www.ablic.com 3-WIRE SERIAL E PROM www.ablicinc.com ABLIC Inc., 2016 Rev.1.1 01 2 This IC is a high speed, low current consumption, 3-wire serial E PROM with a wide operating voltage range. This IC has the capacity of 1 K-bit, 2 K-bit, 4 K-bit, 8 K-bit and 16 K-bit, and the organization is 64 words 16-bit, 128 words 16-bit, 256 words 16-bit, 512 words 16-bit and 1024 words 16-bit, respectively. Sequential read is available, at which time addresses are automatically incremented in 16-bit blocks. The communication method is by the Microwire bus. Caution This product is intended to use in general electronic devices such as consumer electronics, office equipment, and communications devices. Before using the product in medical equipment or automobile equipment including car audio, keyless entry and engine control unit, contact to ABLIC Inc. is indispensable. Features Packages 8-Pin SOP (JEDEC) Memory capacity S-93C46C: 1 K-bit (64-word 16-bit) 5 S-93C56C: 2 K-bit (128-word 16-bit) S-93C66C: 4 K-bit (256-word 16-bit) 8 4 S-93C76C: 8 K-bit (512-word 16-bit) S-93C86C: 16 K-bit (1024-word 16-bit) 1 Operation voltage range Read: 1.6 V to 5.5 V (5.0 6.0 t1.75 mm) Write: 1.8 V to 5.5 V Operation frequency: 2.0 MHz max. 8-Pin TSSOP Write time: 4.0 ms max. 5 Sequential read 8 Write protect function during the low power supply voltage 4 Function to protect against write due to erroneous instruction recognition 6 *1 1 Endurance: 10 cycle / word (Ta = 85C) Data retention: 100 years (Ta = 25C) (3.0 6.4 t1.1 mm) 50 years (Ta = 85C) Initial delivery state: FFFFh TMSOP-8 Operation temperature range: Ta = 40C to 85C Lead-free (Sn 100%), halogen-free 5 8 4 *1. For each address (Word: 16-bit) 1 (2.9 4.0 t0.8 mm) SNT-8A 5 4 8 1 (2.5 2.0 t0.5 mm) 1 2 3-WIRE SERIAL E PROM S-93C46C/56C/66C/76C/86C Rev.1.1 01 Block Diagram VCC Address Memory array decoder GND Data register Output buffer DO DI Mode decode logic CS Clock pulse Voltage detector monitoring circuit SK Clock generator 2