isl9206a Intersil Corporation, isl9206a Datasheet - Page 4

• Manufacturer Part Number: isl9206a
• Description: Flexihash+ For Battery Authentication
• Manufacturer: Intersil Corporation

Typical Applications
Block Diagram
FIGURE 1. TYPICAL APPLICATION WITH THE ISL9206A POWERED BY THE BATTERY
FIGURE 2. TYPICAL APPLICATION WITH THE ISL9206A POWERED BY THE XSD BUS
XSD
PACK+
4
PACK+
PACK-
PACK-
XSD
XSD
VDD
VSS
100Ω
100Ω
5.1V
R 1
5.1V
R 1
FIGURE 3. FUNCTIONAL BLOCK DIAGRAM
D 1
FLEXIHASH+™
D 1
INTERFACE
AUTH
CHLG
SESL
ENGINE
MSCR
COMM
REGULATOR
XSD
XSD
XSD
POR/2.5V
ISL9206A
ISL9206A
VSS
ISL9206A
VSS
STAT
VDD
VDD
100Ω
R 2
GENERAL PURPOSE
0.1µF
C 1
0.1µF
C 1
CONTROL/STATUS/
OSCILLATOR
TEST INTERFACE
DTRM (1 BYTE)
DCFG (1 BYTE)
SECRET #1
SECRET #2
SECRET #3
(4 BYTES)
(4 BYTES)
(4 BYTES)
(2 BYTES)
16 BYTES
OTPROM
PROTECTION
PROTECTION
ANALOG
DIGITAL
TIO
+
+
July 30, 2008
FN6651.1