DS1922E-F5# Maxim Integrated Products, DS1922E-F5# Datasheet - Page 7

• Manufacturer Part Number: DS1922E-F5#
• Description: IBUTTON TEMP LOGGER 4KBit F5
• Manufacturer: Maxim Integrated Products
• Series: iButton®r

Specifications of DS1922E-F5#

• Rohs Information: IButton RoHS Compliance Plan
• Memory Size: 512B
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption

Figure 1. Block Diagram
High-Temperature Logger iButton with 8KB
3V LITHIUM
_______________________________________________________________________________________
THERMAL
OSCILLATOR
1-Wire PORT
SENSE
32.768kHz
I/O
ADC
DS1922E
CONTROL REGISTERS,
AND COUNTERS
CONTROL
TIMEKEEPING,
LOGIC
INTERNAL
FUNCTION
CONTROL
ROM
DATA-LOG MEMORY
GENERAL-PURPOSE
REGISTER PAGES
USER MEMORY
(512 BYTES)
(64 BYTES)
(64 BYTES)
SRAM
LASERED
8KB
64-BIT
ROM
FUNCTION
CONTROL
MEMORY
Data-Log Memory
PARASITE-POWERED
CIRCUITRY
SCRATCHPAD
256-BIT
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