PRELIMINARY
CYW43340
13.3 Electrostatic Discharge Specifications
Extreme caution must be exercised to prevent electrostatic discharge (ESD) damage. Proper use of wrist and heel grounding straps
to discharge static electricity is required when handling these devices. Always store unused material in its antistatic packaging.
Table 23. ESD Specifications
Pin Type
ESD
Rating
Symbol
Condition
Unit
ESD, Handling Reference: ESD_HAND_HBM
NQY00083, Section 3.4,
Human body model contact discharge per
JEDEC EID/JESD22-A114
2000
V
Group D9, Table B
Machine Model (MM)
CDM
ESD_HAND_MM
ESD_HAND_CDM
Machine model contact
100
V
V
Charged device model contact discharge per JEDEC EIA/ 500
JESD22-C101
13.4 Recommended Operating Conditions and DC Characteristics
Caution! Functional operation is not guaranteed outside of the limits shown in Table 24 and operation outside these
limits for extended periods can adversely affect long-term reliability of the device.
Table 24. Recommended Operating Conditions and DC Characteristics
Value
Parameter
Symbol
Unit
Minimum
2.9a
Typical
Maximum
4.8b
DC supply voltage for VBAT
VBAT
VDD
–
V
V
V
V
V
V
V
DC supply voltage for core
1.14
1.14
1.2
1.2
1.8
–
1.26
1.26
1.98
3.63
3.46
0.7
DC supply voltage for RF blocks in chip
DC supply voltage for TCXO input buffer
DC supply voltage for digital I/O
DC supply voltage for RF switch I/Os
Internal POR threshold
VDDRF
WRF_TCXO_VDD 1.62
VDDIO, VDDIO_SD 1.71
VDDIO_RF
Vth_POR
3.13
0.4
3.3
–
SDIO Interface I/O Pins
For VDDIO_SD = 1.8V:
Input high voltage
VIH
VIL
1.27
–
–
–
–
–
–
V
V
V
V
Input low voltage
0.58
–
Output high voltage @ 2 mA
Output low voltage @ 2 mA
For VDDIO_SD = 3.3V:
Input high voltage
VOH
VOL
1.40
–
0.45
VIH
0.625 × VDDIO
–
–
–
–
–
V
V
V
V
Input low voltage
VIL
–
0.25 × VDDIO
Output high voltage @ 2 mA
Output low voltage @ 2 mA
VOH
VOL
0.75 × VDDIO
–
-
0.125 × VDDIO
Document Number: 002-14943 Rev. *L
Page 58 of 96
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