DS3641：DeepCover Security Manager with SPI-Compatible Interface and 1KB Nonimprinting Key Memory

Single-Chip Solution Integrates Advanced Physical Security to Protect Against Physical and Environmental Tamperings

DeepCover® embedded security solutions cloak sensitive data under multiple layers of advanced physical security to provide the most secure key storage possible. The DeepCover Security Manager (DS3641) is a secure supervisor with 1,024 bytes of SRAM for applications requiring the secure storage of encryption keys, including POS terminals. The DS3641 supports the highest security level requirements of the FIPS 140.2, Common Criteria, PCI PED, and EMV® 4.1 certification agencies.

Key Features

1024-Byte Nonimprinting Key Memory with High-Speed Erase
64-Byte General-Purpose RAM (Not Cleared)
Real-Time Clock
Watchdog Timer
CPU Supervisor
Four General-Purpose Tamper-Detection Comparators with Associated Reference
Three Tamper-Detection Logic Inputs
On-Chip Programmable Temperature Sensor
On-Chip Random Number Generator
Latching and Time-Stamping of Tamper Events
3.3V to 3.6V Single-Supply Operation
BGA Package

Applications/Uses

Alarm Systems
Automated Teller Machines
Digital Cinema Technology
Gaming
Healthcare
IT Security
Network Servers
PIN Pads
POS
Software-Defined Radios

Parametrics

Part Number	Analog Voltages Monitored	Digital Inputs Monitored	Internal Key Memory (Bytes)	Ext. Memory Cntrl.	Random Number Gen.	Over Voltage Monitor	Battery Monitor	Package/Pins	Oper. Temp. (°C)
Part Number	Analog Voltages Monitored	Digital Inputs Monitored	Internal Key Memory (Bytes)	Ext. Memory Cntrl.	Random Number Gen.	Over Voltage Monitor	Battery Monitor	Package/Pins	Oper. Temp. (°C)
DS3641	5	3	1024	No	Yes	Yes	Yes	CSBGA/25	-40 to +85

Quality and Environmental Data

DS3641.pdf

Ordering Information

Part Number	Status	Recommended Replacement	Package	Temp	RoHS
DS3641B	No Longer Available	DS3641B+	CSBGA,;25 pin;26 mm²	-40°C to +85°C	No
DS3641B+	Active		CSBGA,;25 pin;26 mm²	-40°C to +85°C	Lead Free
DS3641B+TRL	Active		CSBGA,;25 pin;26 mm²	-40°C to +85°C	Lead Free

Battery Selection for Security Manager Applications MAX36051

DS3641.pdf DS3641