DS5003 Datasheet, PDF (22/24 Pages) Maxim Integrated Products – Secure Microprocessor Chip

Secure Microprocessor Chip
FFFFh
PROGRAM MEMORY
PARTITION
4000h
NV RAM
PROGRAM
0000h
LEGEND:
= BYTE-WIDE PROGRAM (ENCRYPTED)
Figure 12. Memory Map with PES = 1
DATA MEMORY (MOVX)
64kB
PE4
48kB
PE3
32kB
PE2
16kB
PE1
= NOT ACCESSIBLE
+5V
+3V
LITHIUM
13
54 ^VCC
V_LI
12
V_CCO
R/W ¹⁰
74
DS5003 ^CE1
PORT 0
PORT 1
PORT 2
CE2 ²
BA14–BA0
63
CE3
PORT 3
14 _MSEL
BD7–BD0
GND ⁵²
32
V_CC
29 _WE
CS2 ³⁰
22
CS1
24
OE
2 _A16
128kB x 8 SRAM
A14–A0
31
A15
D7–D0
16 _GND
Figure 13. Connection to 128kB x 8 SRAM
22 ______________________________________________________________________________________