Specification	AT27C040-70JU-T

Access Time	70 ns
Memory Format	EPROM
Memory Interface	Parallel
Memory Organization	512 K
Memory Size	512 kb
Memory Type	Non-Volatile
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	32-LCC (J-Lead)
Supplier Device Package	32-PLCC
Supplier Device Package [x]	11.43
Supplier Device Package [y]	13.97
Technology	EPROM - OTP
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V

AT27C040 Series

Part	Package / Case	Package / Case	Memory Size	Access Time	Memory Organization	Supplier Device Package	Memory Type	Voltage - Supply [Min]	Voltage - Supply [Max]	Technology	Memory Format	Memory Interface	Mounting Type	Package / Case	Operating Temperature [Min]	Operating Temperature [Max]	Supplier Device Package [y]	Supplier Device Package [x]
Microchip Technology AT27C040-12RC	0.445 in 11.3 mm	32-SOIC	512 kb	120 ns	512 K	32-SOIC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount
Microchip Technology AT27C040-70PC	0.6 in	32-DIP	512 kb	70 ns	512 K	32-PDIP	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Through Hole	15.24 mm
Microchip Technology AT27C040-12RI	0.445 in 11.3 mm	32-SOIC	512 kb	120 ns	512 K	32-SOIC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount		-40 °C	85 °C
Microchip Technology AT27C040-15JI		32-LCC (J-Lead)	512 kb	150 ns	512 K	32-PLCC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount		-40 °C	85 °C	11.43	13.97
Microchip Technology AT27C040-70JC		32-LCC (J-Lead)	512 kb	70 ns	512 K	32-PLCC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount				11.43	13.97
Microchip Technology AT27C040-90JU-T		32-LCC (J-Lead)	512 kb	90 ns	512 K	32-PLCC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount		-40 °C	85 °C	13.97	11.43
Microchip Technology AT27C040-15RC	0.445 in 11.3 mm	32-SOIC	512 kb	150 ns	512 K	32-SOIC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount
Microchip Technology AT27C040-70JU-T		32-LCC (J-Lead)	512 kb	70 ns	512 K	32-PLCC	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Surface Mount		-40 °C	85 °C	13.97	11.43
Microchip Technology AT27C040-90PI	0.6 in	32-DIP	512 kb	90 ns	512 K	32-PDIP	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Through Hole	15.24 mm	-40 °C	85 °C
Microchip Technology AT27C040-70PI	0.6 in	32-DIP	512 kb	70 ns	512 K	32-PDIP	Non-Volatile	4.5 V	5.5 V	EPROM - OTP	EPROM	Parallel	Through Hole	15.24 mm	-40 °C	85 °C

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 8.66
		25	$ 8.35
		100	$ 8.01
	Digi-Reel®	1	$ 8.66
		25	$ 8.35
		100	$ 8.01
	Tape & Reel (TR)	750	$ 8.01
Microchip Direct	T/R	1	$ 8.41
		25	$ 8.11
		100	$ 7.78
		1000	$ 7.37
		5000	$ 6.95
		10000	$ 6.51
Newark	Each (Supplied on Full Reel)	750	$ 8.02

Description

General part information

AT27C040 Series

The Microchip AT27C040 is a low-power, high-performance, 4-megabit

One Time Programmable EPROM organized as 512-Kbit x 8. Requiring a single 5V

power supply, in normal read mode operation typical power consumption is only 8

Documents

Technical documentation and resources

Datasheet

AT27C040-70JU-T

Deep-Dive with AI

AT27C040-70JU-T

Deep-Dive with AI

Technical Specifications

AT27C040 Series

Pricing

Description

AT27C040 Series

Documents

Datasheet

The Benefits of the RAPID Programming Algorithm

EPROM Production Program Troubleshooting Checklist

AT27C040 - Complete Datasheet

Support for Third Party Memory Devices Programmer Sources

Surface Mount Programming Adapter Manufacturers

EPROM Programmer Firmware Support

AT27C040 Series