mc33690dw Freescale Semiconductor, Inc, mc33690dw Datasheet - Page 16

• Manufacturer Part Number: mc33690dw
• Description: Standalone Tag Reader Circuit Starc
• Manufacturer: Freescale Semiconductor, Inc

© Motorola, Inc., 2002.
TAG READER
1. The sensitivity is measured in the following application conditions : I
2. Not including the delay due to the slew rate of the K output.
3. Clock stable condition implies V
2.31 Demodulator Sensitivity
2.0
2.2
2.3
2.4
2.5
2.6
3.5
3.0 Turn on/off Delay
3.1 Driver1/2 Low Side Out. Resistance
3.2 Driver1/2 High Side Out. Resistance
6V ≤ V
DEMODULATOR (pin RD)
DRIVERS (pins TD1, TD2)
Input Voltage Range
Input Modulation Frequency
Demodulator Sensitivity
Demodulation Delay
After Write Pulse Settling Time
Recovery Time after wake-up or reset
from clock stable to demodulator valid
output
Output Carrier Frequency to Crystal
Frequency Ratio
modulation F
SUP
≤ 16V, V
Parameter
MOD
=F
TD1
SS
Demodulator
output (K or DOUT)
/32.
= 0V, T
XTAL1
Freescale Semiconductor, Inc.
For More Information On This Product,
Figure 12 : Demodulator parameters definition
meets the specification (see page 15).
J
MOTOROLA SEMICONDUCTORS PRODUCTS
= –40°C to +125°C, unless otherwise noted
V
Symbol
RD
V
V
t
t
Go to: www.freescale.com
t
Settling1
Settling2
t
R
V
R
R
F
SENSE1
SENSE2
FXTAL
Demod
on/off
INRD
MOD
TDH
FTD/
TDL
MC33690
see note
See figure 12 and note 1
See figure 12 and note
16
Test Conditions
I
6.5V ≤ V
I
LOAD
6V ≤ V
LOAD
ANTENNA
& Comments
Configuration C
See figure 12
2
See note
for configurations A
= -150mA DC
= 150mA DC
and B
SUP
SUP
= 50mA peak, V
V
t
Demod
SENSE
< 6.5V
≤ 16V
3
1
RD
= 4V peak, C
Min
0.5
3
-
-
-
-
-
-
-
-
-
revision 4.8, 5 February 2002
Typ
394
646
7.5
2.4
2.1
64
4
4
5
7
-
EXT
= 10nF, square wave
Max
400
700
250
15
30
10
5
8
4
4
-
Unit
kHz
mV
mV
µs
µs
µs
ns
Ω
Ω
V
-
Type