z16f2811 ZiLOG Semiconductor, z16f2811 Datasheet - Page 255

• Manufacturer Part Number: z16f2811
• Description: High Performance Microcontrollers
• Manufacturer: ZiLOG Semiconductor

PS022006-0207
ADC Clock
SAMPLE/HOLD
Internal signal
Internal signal
BUSY
ADC Timing
START bit
BUSY
Each ADC measurement consists of three phases:
1. Input sampling (programmable, minimum of 1.0 μs).
2. Sample-and-hold amplifier settling (programmable, minimum of 0.5 μs).
3. Conversion is 12 ADCLK cycles.
Figure 52
Figure 53
output.
1
2
illustrates the timing of an ADC conversion.
illustrates the timing of convert period showing the 10 bit progression of the
3
set by user
4
sample period
1.0uS min
Figure 52. ADC Timing Diagram
Figure 53. ADC Convert Timing
5
convert period
6
12 clocks
P R E L I M I N A R Y
7
8
9
settling period
Programable
10
11
12
conversion period
13
cleared by BUSY
Product Specification
14
convert period
ZNEO
12 clock
15
Analog Functions
™
16
Z16F Series
17
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