Appendix A - Technical Specifications
tDynamo| Three-way Secure Card Reader Authenticator | Installation and Operation Manual
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tDynamo Technical Specifications
Keypad:
Not Applicable
Security Characteristics
Ingress Protection:
Not Applicable
Tamper Protection:
Secure Cryptographic Device (SCD) with Tamper Resistant Security
Module (TRSM).
Code Protection:
Signed firmware. Any attempt to install unsigned firmware on the
device renders it unusable.
Eavesdrop Protection:
Tamper-evident enclosure around data signals
Electrical Characteristics
Power Inputs:
USB-C connector
Docking stand contacts
Battery Type:
Rechargeable Lithium Polymer (LiPo)
Battery Capacity:
760 mAH nominal
Battery Charge Time:
Approximately 4.5 hours to full charge
Battery Time, Powered Off:
Up to 2 years (time from 60% charge to 0% charge)
Battery Time, Idle:
Up to 10 hours
Battery Time, Sleep Mode:
Up to 60 hours / More than 2 days
Battery Time, Transactions:
Over an 8 hour shift, with all payment methods enabled per transaction,
and a new battery fully charged:
Over 140 15-second transactions
Over 200 10-second transactions
Over 400 5-second transactions
Voltage Requirements:
5 VDC on USB power
Average Current Draw:
25 μA in Powered Off mode
13 mA in Sleep Mode
55 mA in Discoverable mode
110 mA in Connected mode during swipe or contact transaction
250 mA in Connected mode during contactless transaction
266 mA in Connected mode with swipe/contact/contactless enabled
Data Storage:
Not Applicable
Connection Characteristics
Wired Connection Types:
USB-C high current, compatible with USB 2.0
Vendor-defined USB Human Interface Device (HID) data format
Wireless Connection Types:
Bluetooth Low Energy (Bluetooth LE) 4.2
GATT device / data format
