AM186EM Datasheet, PDF (20/98 Pages) List of Unclassifed Manufacturers – MICROCONTROLLER BLOCK DIAGRAM

PRELIMINARY
CONNECTION DIAGRAM
Am188EM Microcontroller
Top Side View—100-Pin Plastic Quad Flat Pack (PQFP)
SDEN1
1
SDEN0
2
SCLK
3
RFSH2/ADEN
4
WR
5
RD
6
ALE
7
ARDY
8
S2
9
S1
10
S0
11
GND
12
X1
13
X2
14
V_CC
15
CLKOUTA
16
CLKOUTB
17
GND
18
A19
19
A18
20
V_CC
21
A17
22
A16
23
A15
24
A14
25
A13
26
A12
27
A11
28
A10
29
A9
30
Am188EM Microcontroller
80
AD1
79
AD8
78
AD0
77
DRQ0
76
DRQ1
75
TMRIN0
74
TMROUT0
73
TMROUT1
72
TMRIN1
71
RES
70
GND
69
MCS3/RFSH
68
MCS2
67
V_CC
66
PCS0
65
PCS1
64
GND
63
PCS2
62
PCS3
61
V_CC
60
PCS5/A1
59
PCS6/A2
58
LCS/ONCE0
57
UCS/ONCE1
56
INT0
55
INT1/SELECT
54
INT2/INTA0
53
INT3/INTA1/IRQ
52
INT4
51
MCS1
Note:
Pin 1 is marked for orientation.
20
Am186/188EM and Am186/188EMLV Microcontrollers