AT25640 ATMEL Corporation, AT25640 Datasheet
AT25640
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AT25640 Summary of contents
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... NC 10 Note: *Pins 3, 4 and 17, 18 are internally connected for 14-lead TSSOP socket compatibility. SPI Serial EEPROMs 8K (1024 x 8) 16K (2048 x 8) 32K (4096 x 8) 64K (8192 x 8) AT25080 AT25160 AT25320 (continued) AT25640 8 VCC 7 HOLD 6 SCK VCC 18 HOLD 17 HOLD ...
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The AT25080/160/320/640 is enabled through the Chip Select pin (CS) and accessed via a 3- wire interface consisting of Serial Data Input (SI), Serial Data Output (SO), and Serial Clock (SCK). All programming cycles are completely self-timed, and no separate ...
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Pin Capacitance Applicable over recommended operating range from T Symbol Test Conditions C Output Capacitance (SO) OUT C Input Capacitance(CS, SCK, SI, WP, HOLD) IN Note: 1. This parameter is characterized and is not 100% tested. (1) DC Characteristics ...
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AC Characteristics Applicable over recommended operating range from TTL Gate and 100 pF (unless otherwise noted). Symbol Parameter f SCK Clock Frequency SCK t Input Rise Time RI t Input Fall Time FI t SCK High ...
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AC Characteristics (Continued) Applicable over recommended operating range from TTL Gate and 100 pF (unless otherwise noted). Symbol Parameter t Hold to Output Low Hold to Output High Output Disable ...
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Serial Interface MASTER: The device that generates the serial clock. Description SLAVE: Because the Serial Clock pin (SCK) is always an input, the AT25080/160/320/640 always operates as a slave. TRANSMITTER/RECEIVER: The AT25080/160/320/640 has separate pins designated for data transmission (SO) ...
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SPI Serial Interface 0675F–08/01 AT25080/160/320/640 7 ...
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Functional The AT25080/160/320/640 is designed to interface directly with the synchronous serial periph- eral interface (SPI) of the 6805 and 68HC11 series of microcontrollers. Description The AT25080/160/320/640 utilizes an 8-bit instruction register. The list of instructions and their operation codes ...
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... Protected Unprotected Blocks Blocks Protected Protected Protected Writable Protected Protected Protected Writable Protected Protected Protected Writable AT25640 None 1800 -1FFF 1000 -1FFF 0000 -1FFF Status Register Protected Writable Protected Protected Protected Writable 9 ...
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... CS is brought high. A new CS falling edge is required to re-initiate the serial communication. Table 6. Address Key Address Care Bits AT25080/160/320/640 10 AT25080 Don’ AT25160 AT25320 AT25640 0675F–08/01 ...
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Timing Diagrams Synchronous Data Timing (for Mode CSS V IH SCK HI WREN Timing WRDI Timing 0675F–08/ ...
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RDSR Timing CS 0 SCK SI HIGH IMPEDANCE SO WRSR Timing CS 0 SCK SI HIGH IMPEDANCE SO READ Timing SCK SI INSTRUCTION HIGH IMPEDANCE SO AT25080/160/320/640 INSTRUCTION ...
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WRITE Timing SCK INSTRUCTION SI HIGH IMPEDANCE SO HOLD Timing CS SCK 0675F–08/ ...
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AT25080 Ordering Information (max) I (max) I (max (ms) (µA) (µA) 5 5000 2.0 10 3000 0.5 20 3000 0.2 5 5000 2.0 10 3000 0.5 20 3000 0.2 8P3 8-pin, 0.300" Wide, Plastic Dual Inline ...
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AT25160 Ordering Information t (max) I (max) I (max (ms) (µA) (µA) 5 5000 2.0 10 3000 0.5 20 3000 0.2 5 5000 2.0 10 3000 0.5 20 3000 0.2 8P3 8-pin, 0.300" Wide, Plastic Dual Inline ...
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AT25320 Ordering Information t (max) I (max) I (max (ms) (µA) (µA) 5 5000 2.0 10 3000 0.5 5 5000 2.0 10 3000 0.5 8P3 8-pin, 0.300" Wide, Plastic Dual Inline Package (PDIP) 8S1 8-lead, 0.150" Wide, ...
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... AT25640 Ordering Information t (max) I (max) I (max (ms) (µA) (µA) 5 5000 2.0 10 3000 0.5 20 3000 0.2 5 5000 2.0 10 3000 0.5 20 3000 0.2 8P3 8-pin, 0.300" Wide, Plastic Dual Inline Package (PDIP) 8S1 8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC) 14T 14-lead, 0.170" Wide, Thin Shrink Small Outline Package (TSSOP) 20T 20-lead, 0.170" ...
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Packaging Information P3, 8-pin, 0.300" Wide, Plastic Dual Inline Package (PDIP) Dimensions in Inches and (Millimeters) JEDEC STANDARD MS-001 BA .400 (10.16) .355 (9.02) PIN 1 .300 (7.62) REF .210 (5.33) MAX .100 (2.54) BSC SEATING PLANE .150 (3.81) .115 ...
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... Atmel Corporation 2001. Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standard warranty which is detailed in Atmel’s Terms and Conditions located on the Company’s web site. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein ...