MC33690DWER2 Freescale Semiconductor, MC33690DWER2 Datasheet - Page 19

• Manufacturer Part Number: MC33690DWER2
• Description: IC STAND ALONE TAG READER 20SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MC33690DWER2

• Rf Type: Read / Write
• Frequency: 125kHz
• Features: Wide Supply Voltage Range
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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The internal circuits connected to the pins of the device are shown in Figures 13 – 23, including the diodes used for ESD
protection.
Freescale Semiconductor
Pin Definition and Function
1
6
2
VSUP
VDD
SOURCE
Figure 15. TD1, TD2, DOUT, and RX Internal Circuits
Figure 13. VSUP, VDD, and Source Internal Circuits
GATE
MC33690 Standalone Tag Reader Circuit, Rev. 5
19
16V
13
7
4
Figure 14. GATE Internal Circuits
TD1
TD2
DOUT
RX
40V
idem
2k
6V
16V
30k
VDD
VDD
9V
16V
16V
Pin Definition and Function
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