Z86D99 ZILOG [Zilog, Inc.], Z86D99 Datasheet - Page 12

• Manufacturer Part Number: Z86D99
• Description: Low-Voltage Micro controllers with ADC
• Manufacturer: ZILOG [Zilog, Inc.]

Pin Descriptions
PS003807-1002
Notes:
1. Both V
2. NC is no connection to the die.
3. AV
4. Power must be connected to V
power filter.
DD
must be connected to V
SS
pins must be connected to ground.
Figure 2 through Figure 4 show the pin names and locations.
Figure 2. 48-Pin SSOP Pin Assignments
V
V
DD_padring
DD_CORE
XTAL2
XTAL1
V
V
AV
AV
REF+
REF-
P62
P63
P25
P26
P27
P44
P45
P46
P47
P51
P52
P53
P54
P64
NC
NC
DD
SS
P
DD_CORE
DD_padring
R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
E
and a 10- F capacitor for good A/D conversion.
L
Z86D990/
. Current passes to V
Z86L990
I
M
Z86D990/Z86D991 OTP and Z86L99X ROM
I
Low-Voltage Microcontrollers with ADC
N
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
281
27
26
25
A
R
DD_CORE
Y
P61
P60
P24
P23
P22
NC
NC
P21
P20
P43
VSS
VSS
P42
P41
P40
P50
P56
NC
NC
P57
P55
P67
P66
P65
through the internal
5