DS2490Y Maxim Integrated Products, DS2490Y Datasheet - Page 35

• Manufacturer Part Number: DS2490Y
• Description: IC BRIDGE CLIP USB TO 1-W 24SOIC
• Manufacturer: Maxim Integrated Products

Specifications of DS2490Y

• Applications: USB
• Interface: 1-Wire
• Voltage - Supply: 3 V ~ 5.5 V
• Package / Case: 24-SOIC (7.5mm Width)
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

NOTES:
1. Voltage difference between VD and 1-WIRE.
2. Applies for both unconfigured and configured USB states.
3. Applies for the USB suspend state.
4. Voltage referenced to ground
AC CHARACTERISTICS CONDITIONS:
CAPACITANCE CONDITIONS:
PARAMETER
Input Capacitance
Output Capacitance
Input/Output Capacitance
HW/SW APPLICATION RECOMMENDATIONS
A schematic example of a USB to 1-Wire Adapter peripheral is shown in Figure 12.
PARAMETER
USB I/F
1-Wire I/F
SPECIFICATION
As defined in Chapter 7 of the USB Specification
See the section “1-WIRE INTERFACE CONTROLLER” of this
document
SYMBOL
COUT
CIN
CIO
35 of 50
MIN
VD: 4.4V to 5.5V, VB: 3.0V to 3.6V
MAX
15
15
15
UNITS
pF
pF
pF
TA: +25
TA: 0
NOTES
o
C to +70
o
C
o
C