PRELIMINARY
CYW54907
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 17. ESD Specifications
Pin Type
ESD
Rating
Symbol
Condition
Unit
ESD
ESD_HAND_HBM
Human body model contact discharge per JEDEC EID/
JESD22-A114
1.5 k
V
CDM
ESD_HAND_CDM
Charged device model contact discharge per JEDEC EIA/ 250
JESD22-C101
V
13.4 Recommended Operating Conditions and DC Characteristics
Caution! Functional operation is not guaranteed outside of the limits shown in Table 18. Operation outside these limits for extended
periods can adversely affect long-term reliability of the device.
Table 18. Recommended Operating Conditions and DC Characteristics
Value
Parameter
DC supply voltage for VBAT
Symbol
Unit
Minimum
2.3a
Typical
Maximum
4.8
VBAT
3.6
–
V
V
V
V
V
V
V
DC supply voltage for digital I/O
DC supply voltage for I2S I/O
VDDIO
1.71
3.63
3.63
3.6
VDDIO_I2S
VDDIO_RFb
VDDIO_RMII
VDDIO_SD
1.71
–
DC supply voltage for RF switch I/Os
DC supply voltage for Ethernet I/O
DC supply voltage for SDIO I/O
3.13
3.3
–
1.71
3.63
3.63
1.5
1.71
–
DC input supply voltage for CLDO, LNLDO, and BBPLL –
LDO
1.3
1.35
3.3V DC supply for USB
USB2_AVDD33
2.97
3.3
3.63
V
USB2_AVDD33LDO
USB2_AVDD33IO
VDD3P3RFc
VDD1P35RFc
VDD1P2RFc
3.3V DC supply voltage for RF analog
1.35V DC supply voltage for RF analog
1.2V DC supply voltage for RF analog
1.2V DC supply voltage for analog
DC supply voltage for core
3
3.3
1.35
1.2
1.2
1.2
3.3
1.8
–
3.45
1.5
V
V
V
V
V
V
V
V
1.3
1.1
1.26
1.26
1.26
3.63
1.98
0.7
VDD1P2Ac
1.1
VDDC
1.14
2.97
1.62
0.4
DC supply voltage for OTP memory
DC supply voltage for TCXO input buffer
Internal POR threshold
OTP_VDD3P3b
WRF_TCXO_VDDc
Vth_POR
SDIO Interface I/O Pins
For VDDIO_SD = 1.8V:
Input high voltage
VIH
1.27
–
–
–
–
–
–
V
V
V
V
Input low voltage
VIL
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
Document Number: 002-19312 Rev. *C
Page 51 of 95
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