Z86D99 ZILOG [Zilog, Inc.], Z86D99 Datasheet - Page 15

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

PS003807-1002
Symbol
P41
P42
P43
P44
P45
P46
P47
P50, CREF1 18
P51, CIN1
P52, CIN2
P53, CREF2 13
P54
P55
P56
P57
P60
P61
P62
P63
P64
P65
P66
P67
XTAL1
XTAL2
AV
V
AV
V
V
V
V
Notes:
DD_CORE
Ref–
Ref+
DD_padring
SS
DD
SS
Pin #
28
PDIP/SOIC
20
21
23
4
5
6
7
11
12
14
15
17
16
10
9
8**
22**
*A/D converter is not available in the 28-pin configuration.
**In the 28-pin configuration, all three (core, pad ring, and analog) powers are tied together.
Table 2. Pin Descriptions (Continued)
40
PDIP
30
31
33
8
9
10
11
28
17
18
19
20
25
27
26
39
40
1
2
21
22
23
24
16
15
13
13
6
7
12
14
32
48
SSOP
35
36
39
9
10
11
12
33
20
21
22
23
28
32
29
47
48
1
2
24
25
26
27
18
17
14
15
7
8
13
16
37, 38
P
R
E
Direction
I/O
I/O
Output
I/O
I/O
I/O
I/O
I/O
I/O
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Input
Output
Input
Input
L
I
M
Z86D990/Z86D991 OTP and Z86L99X ROM
Description
Port 4 Bit 1, T16 Output
Port 4 Bit 2
T8/T16 Output, Controlled current output
Port 4 Bit 4, A/D Channel 0*
Port 4 Bit 5, A/D Channel 1*
Port 4 Bit 6, A/D Channel 2*
Port 4 Bit 7, A/D Channel 3*
Port 5 Bit 0, Comparator 1 reference
Port 5 Bit 1, Capture timer input, IRQ
Port 5 Bit 2, Timer 1 timer input, IRQ
Port 5 Bit 3, Comparator 2 reference, IRQ
Port 5 Bit 4, High drive output
Port 5 Bit 5, High drive output
Port 5 Bit 6, Timer 1 output, High drive output
Port 5 Bit 7, High drive output
Port 6 Bit 0
Port 6 Bit 1
Port 6 Bit 2
Port 6 Bit 3
Port 6 Bit 4
Port 6 Bit 5
Port 6 Bit 6
Port 6 Bit 7
Crystal, Oscillator clock
Crystal, Oscillator clock
Analog power supply
Z8 core power supply
Analog ground
A/D converter lower reference
A/D converter upper reference
Power supply (pad ring)
Ground
I
Low-Voltage Microcontrollers with ADC
N
A
R
Y
0
2
1
8