MCF51QM128VHS FREESCALE [Freescale Semiconductor, Inc], MCF51QM128VHS Datasheet - Page 52

• Manufacturer Part Number: MCF51QM128VHS
• Description: MCF51QM128
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Human-machine interfaces (HMI)
6.9
6.9.1 TSI electrical specifications
52
MaxSens
Pres100
Symbol
f
f
V
Pres20
V
REFmax
ELEmax
Pres5
C
C
(CPOL
(CPOL
DELTA
I
I
(OUTPUT)
DDTSI
REF
ELE
REF
ELE
SPSCK
SPSCK
(INPUT)
NOTE: Not defined!
(INPUT)
(INPUT)
(INPUT)
MISO
MOSI
Human-machine interfaces (HMI)
SS
=
=
Operating voltage
Target electrode capacitance range
Reference oscillator frequency
Electrode oscillator frequency
Internal reference capacitor
Oscillator delta voltage
Reference oscillator current source base current
Electrode oscillator current source base current
Electrode capacitance measurement precision
Electrode capacitance measurement precision
Electrode capacitance measurement precision
Maximum sensitivity
0)
1)
Description
• 1uA setting (REFCHRG=0)
• 32uA setting (REFCHRG=31)
• 1uA setting (EXTCHRG=0)
• 32uA setting (EXTCHRG=31)
note
see
8
3
SLAVE
5
6
Figure 19. SPI slave mode timing (CPHA=1)
10
MSB IN
Table 34. TSI electrical specifications
2
MCF51QM128 Data Sheet, Rev. 6, 01/2012.
MSB OUT
7
5
Table continues on the next page...
12
12
11
BIT 6 . . . 1
BIT 6 . . . 1
0.003
1.71
Min.
100
0.5
—
—
—
—
—
—
—
—
—
1
13
13
SLAVE LSB OUT
8.3333
8.3333
8.3333
1.133
1.133
12.5
Typ.
600
5.5
0.5
20
36
36
—
1
4
LSB IN
38400
38400
38400
Max.
500
760
3.6
4.0
1.2
1.5
1.5
14
50
50
—
Freescale Semiconductor, Inc.
9
fF/count
MHz
MHz
Unit
mV
μA
μA
pF
pF
%
%
%
V
Notes
3
3
10
1
2
3
4
7
8
9
,
,
5
6