mcf51em256 Freescale Semiconductor, Inc, mcf51em256 Datasheet - Page 32

• Manufacturer Part Number: mcf51em256
• Description: Microcontrollers Covers Mcf51em256 Mcf51em128
• Manufacturer: Freescale Semiconductor, Inc

Electrical Characteristics
32
1
2
3
Total
Unadjusted
Error
Differential
Non-Linearity
Integral
Non-Linearity
Zero-Scale
Error
Characteristic
All accuracy numbers assume the ADC is calibrated with V
Typical values assume V
only and are not tested in production.
1 LSB = (V
Table 15. 16-bit ADC Characteristics(V
REFH
– V
16-bit differential mode
16-bit single-ended mode
13-bit differential mode
12-bit single-ended mode
11-bit differential mode
10-bit single-ended mode
9-bit differential mode
8-bit single-ended mode
16-bit differential mode
16-bit single-ended mode
13-bit differential mode
12-bit single-ended mode
11-bit differential mode
10-bit single-ended mode
9-bit differential mode
8-bit single-ended mode
16-bit differential mode
16-bit single-ended mode
13-bit differential mode
12-bit single-ended mode
11-bit differential mode
10-bit single-ended mode
9-bit differential mode
8-bit single-ended mode
16-bit differential mode
16-bit single-ended mode
13-bit differential mode
12-bit single-ended mode
11-bit differential mode
10-bit single-ended mode
9-bit differential mode
8-bit single-ended mode
REFL
DDAD
Conditions
)/2
MCF51EM256 Series ColdFire Microcontroller Data Sheet, Rev.3
N
= 3.0V, Temp = 25°C, f
Preliminary—Subject to Change Without Notice
1
REFH
C
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
ADCK
= V
Symb
TUE
DNL
E
INL
DDAD
= 2.0 MHz unless otherwise stated. Typical values are for reference
ZS
REFH
> 2.7V, V
= V
Min
DDAD
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
REFL
±1.75
±10.0
Typ
±1.5
±0.7
±0.8
±0.5
±0.5
±2.5
±2.5
±0.7
±0.7
±0.5
±0.5
±0.2
±0.2
±6.0
±1.0
±1.0
±0.5
±0.5
±0.3
±0.3
±4.0
±4.0
±0.7
±0.7
±0.4
±0.4
±0.2
±0.2
±16
±20
= V
2
SSAD
+24/-24
+32/-20
+16/-8
±1.25
±0.75
±0.75
±12.0
±16.0
+16/0
, F
Max
±2.0
±2.5
±1.0
±1.0
±1.0
±0.5
±0.5
±2.0
±2.0
±1.0
±1.0
±0.5
±0.5
±2.0
±2.0
±1.0
±1.0
±0.5
±0.5
±3
±3
±1
±1
ADCK
< 4MHz, ADHSC=1)
Freescale Semiconductor
LSB
LSB
LSB
LSB
Unit
3
2
2
2
V
AVGS = %11)
(AVGE = %1
ADIN
Comment
Averaging
Hardware
32x
= V
SSAD